https://developer.mozilla.org/en-US/docs/Web/HTML/Element/a Together with its href attribute, creates a hyperlink to web pages, files, email addresses, locations within the current page, or anything else a URL can address.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/abbr Represents an abbreviation or acronym.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/accesskey Provides a hint for generating a keyboard shortcut for the current element.

Hinted at the character encoding of the linked URL.

Used with the shape attribute.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/address Indicates that the enclosed HTML provides contact information for a person or people, or for an organization.

Causes the browser to treat the linked URL as a download.

The URL that the hyperlink points to.

Hints at the human language of the linked URL.

Was required to define a possible target location in a page.

A space-separated list of URLs.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/area Defines an area inside an image map that has predefined clickable areas.

A text string alternative to display on browsers that do not display images.

The coords attribute details the coordinates of the shape attribute in size, shape, and placement of an <area>.

This attribute, if present, indicates that the author intends the hyperlink to be used for downloading a resource.

The hyperlink target for the area.

Contains a space-separated list of URLs to which, when the hyperlink is followed, POST requests with the body PING will be sent by the browser (in the background).

A string indicating which referrer to use when fetching the resource: no-referrer: The Referer header will not be sent.

For anchors containing the href attribute, this attribute specifies the relationship of the target object to the link object.

The shape of the associated hot spot.

A keyword or author-defined name of the browsing context to display the linked resource.

How much of the referrer to send when following the link.

The relationship of the linked URL as space-separated link types.

Specified a reverse link; the opposite of the rel attribute.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-activedescendant.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-atomic.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-autocomplete.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-busy.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-checked.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-colcount.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-colindex.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-colspan.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-controls.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-describedby.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-description.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-details.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-disabled.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-dropeffect.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-errormessage.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-expanded.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-flowto.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-grabbed.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-haspopup.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-hidden.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-invalid.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-label.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-labelledby.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-level.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-live.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-modal.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-multiline.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-multiselectable.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-orientation.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-owns.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-placeholder.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-posinset.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-pressed.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-readonly.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-relevant.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-required.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-rowcount.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-rowindex.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-rowspan.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-selected.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-setsize.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-sort.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-valuemax.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-valuemin.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-valuenow.

https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-valuetext.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/article Represents a self-contained composition in a document, page, application, or site, which is intended to be independently distributable or reusable (e.g., in syndication).

The shape of the hyperlink's region in an image map.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/aside Represents a portion of a document whose content is only indirectly related to the document's main content.

Where to display the linked URL, as the name for a browsing context (a tab, window, or <iframe>).

Hints at the linked URL's format with a MIME type.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/audio Used to embed sound content in documents.

Sends a cross-origin request without a credential.

A Boolean attribute: if specified, the audio will automatically begin playback as soon as it can do so, without waiting for the entire audio file to finish downloading.

If this attribute is present, the browser will offer controls to allow the user to control audio playback, including volume, seeking, and pause/resume playback.

The controlslist attribute, when specified, helps the browser select what controls to show for the audio element whenever the browser shows its own set of controls (that is, when the controls attribute is specified).

This enumerated attribute indicates whether to use CORS to fetch the related audio file.

A Boolean attribute used to disable the capability of remote playback in devices that are attached using wired (HDMI, DVI, etc.) and wireless technologies (Miracast, Chromecast, DLNA, AirPlay, etc.).

An AudioTrackList containing all of the media element's audio tracks.

Add an addtrack event listener to this TextTrackList to be notified when new text tracks are added to the element.

Add an addtrack listener to this VideoTrackList object to be informed when video tracks are added to the element.

A Boolean attribute: if specified, the audio player will automatically seek back to the start upon reaching the end of the audio.

A Boolean attribute that indicates whether the audio will be initially silenced.

This enumerated attribute is intended to provide a hint to the browser about what the author thinks will lead to the best user experience.

The URL of the audio to embed.

Sends a cross-origin request with a credential.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/autocapitalize Controls whether inputted text is automatically capitalized and, if so, in what manner.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/autofocus Indicates that an element is to be focused on page load, or as soon as the <dialog> it is part of is displayed.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/b Used to draw the reader's attention to the element's contents, which are not otherwise granted special importance.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/base Specifies the base URL to use for all relative URLs in a document.

The base URL to be used throughout the document for relative URLs.

A keyword or author-defined name of the default browsing context to show the results of navigation from <a>, <area>, or <form> elements without explicit target attributes.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/bdi Tells the browser's bidirectional algorithm to treat the text it contains in isolation from its surrounding text.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/bdo Overrides the current directionality of text, so that the text within is rendered in a different direction.

The direction in which text should be rendered in this element's contents.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/blockquote Indicates that the enclosed text is an extended quotation.

A URL that designates a source document or message for the information quoted.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/body represents the content of an HTML document.

Color of text for hyperlinks when selected.

URI of an image to use as a background.

Background color for the document.

The margin of the bottom of the body.

The margin of the left of the body.

Color of text for unvisited hypertext links.

Function to call after the user has printed the document.

Function to call when the user requests printing of the document.

Function to call when the document is about to be unloaded.

Function to call when the document loses focus.

Function to call when the document fails to load properly.

Function to call when the document receives focus.

Function to call when the fragment identifier part (starting with the hash ('#') character) of the document's current address has changed.

Function to call when the preferred languages changed.

Function to call when the document has finished loading.

Function to call when the document has received a message.

Function to call when network communication has failed.

Function to call when network communication has been restored.

Function to call when the user has navigated session history.

Function to call when the user has moved forward in undo transaction history.

Function to call when the document has been resized.

Function to call when the storage area has changed.

Function to call when the user has moved backward in undo transaction history.

Function to call when the document is going away.

The margin of the right of the body.

Foreground color of text.

The margin of the top of the body.

Color of text for visited hypertext links.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/br Produces a line break in text (carriage-return).

Indicates where to begin the next line after the break.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button An interactive element activated by a user with a mouse, keyboard, finger, voice command, or other assistive technology.

This Boolean attribute specifies that the button should have input focus when the page loads.

This Boolean attribute prevents the user from interacting with the button: it cannot be pressed or focused.

The URL that processes the information submitted by the button.

The <form> element to associate the button with (its form owner).

If the button is a submit button (it's inside/associated with a <form> and doesn't have type="button"), specifies how to encode the form data that is submitted.

If the button is a submit button (it's inside/associated with a <form> and doesn't have type="button"), this attribute specifies the HTTP method used to submit the form.

If the button is a submit button, this Boolean attribute specifies that the form is not to be validated when it is submitted.

If the button is a submit button, this attribute is an author-defined name or standardized, underscore-prefixed keyword indicating where to display the response from submitting the form.

The button will hide a shown popover.

The name of the button, submitted as a pair with the button's value as part of the form data, when that button is used to submit the form.

Specifies the action to be performed on a popover element being controlled by a control <button>.

Turns a <button> element into a popover control button; takes the ID of the popover element to control as its value.

The button will show a hidden popover.

The button will toggle a popover between showing and hidden.

The default behavior of the button.

Defines the value associated with the button's name when it's submitted with the form data.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/canvas Container element to use with either the canvas scripting API or the WebGL API to draw graphics and animations.

The height of the coordinate space in CSS pixels.

Lets the canvas know whether translucency will be a factor.

The width of the coordinate space in CSS pixels.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/caption Specifies the caption (or title) of a table.

Specifies on which side of the table the caption should be displayed.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/cite Used to mark up the title of a cited creative work.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/class A space-separated list of the classes of the element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/code Displays its contents styled in a fashion intended to indicate that the text is a short fragment of computer code.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col Defines one or more columns in a column group represented by its implicit or explicit parent <colgroup> element.

Specifies the horizontal alignment of each column cell.

Defines the background color of each column cell.

Specifies the alignment of the content to a character of each column cell.

Specifies the number of characters to offset the column cell content from the alignment character specified by the char attribute.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup Defines a group of columns within a table.

Specifies the horizontal alignment of each column group cell.

Defines the background color of each column group cell.

Specifies the alignment of the content to a character of each column group cell.

Specifies the number of characters to offset the column group cell content from the alignment character specified by the char attribute.

Specifies the number of consecutive columns the <colgroup> element spans.

Specifies the vertical alignment of each column group cell.

Specifies a default width for each column in the current column group.

Specifies the number of consecutive columns the <col> element spans.

Specifies the vertical alignment of each column cell.

Specifies a default width for each column.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/contenteditable An enumerated attribute indicating if the element should be editable by the user.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/contextmenu The id of a <menu> to use as the contextual menu for this element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/data Links a given piece of content with a machine-readable translation.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/datalist Contains a set of <option> elements that represent the permissible or recommended options available to choose from within other controls.

This attribute specifies the machine-readable translation of the content of the element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/dd Provides the description, definition, or value for the preceding term (<dt>) in a description list (<dl>).

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/del Represents a range of text that has been deleted from a document.

A URI for a resource that explains the change (for example, meeting minutes).

This attribute indicates the time and date of the change and must be a valid date string with an optional time.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/details Creates a disclosure widget in which information is visible only when the widget is toggled into an "open" state.

This Boolean attribute indicates whether the details — that is, the contents of the <details> element — are currently visible.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/dfn Used to indicate the term being defined within the context of a definition phrase or sentence.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/dialog Represents a dialog box or other interactive component, such as a dismissible alert, inspector, or subwindow.

Add display to the transitions list so that the <dialog> will remain as display: block (or another visible display value set on the dialog's open state) for the duration of the transition, ensuring the other transitions are visible.

Indicates that the dialog box is active and is available for interaction.

Include overlay in the transitions list to ensure the removal of the <dialog> from the top layer is deferred until the transition completes, again ensuring the transition is visible.

Provides a set of starting values for properties set on the <dialog> that you want to transition from every time it is opened.

Set transition-behavior: allow-discrete on the display and overlay transitions (or on the transition shorthand) to enable discrete transitions on these two properties that are not by default animatable.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/dir An enumerated attribute indicating the directionality of the element's text.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/div The generic container for flow content.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/dl Represents a description list.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/draggable An enumerated attribute indicating whether the element can be dragged, using the Drag and Drop API.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/dt Specifies a term in a description or definition list, and as such must be used inside a <dl> element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/em Marks text that has stress emphasis.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/embed Embeds external content at the specified point in the document.

The displayed height of the resource, in CSS pixels.

The URL of the resource being embedded.

The MIME type to use to select the plug-in to instantiate.

The displayed width of the resource, in CSS pixels.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/enterkeyhint Hints what action label (or icon) to present for the enter key on virtual keyboards.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/exportparts Used to transitively export shadow parts from a nested shadow tree into a containing light tree.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/fieldset Used to group several controls as well as labels (<label>) within a web form.

If this Boolean attribute is set, all form controls that are descendants of the <fieldset>, are disabled, meaning they are not editable and won't be submitted along with the <form>.

This attribute takes the value of the id attribute of a <form> element you want the <fieldset> to be part of, even if it is not inside the form.

The name associated with the group.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/figcaption Represents a caption or legend describing the rest of the contents of its parent <figure> element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/figure Represents self-contained content, potentially with an optional caption, which is specified using the <figcaption> element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/footer Represents a footer for its nearest ancestor sectioning content or sectioning root element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/form Represents a document section containing interactive controls for submitting information.

Comma-separated content types the server accepts.

Space-separated character encodings the server accepts.

The URL that processes the form submission.

Controls whether inputted text is automatically capitalized and, if so, in what manner.

Indicates whether input elements can by default have their values automatically completed by the browser.

If the value of the method attribute is post, enctype is the MIME type of the form submission.

The HTTP method to submit the form with.

The name of the form.

This Boolean attribute indicates that the form shouldn't be validated when submitted.

Controls the annotations and what kinds of links the form creates.

Indicates where to display the response after submitting the form.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/h1 Represent six levels of section headings.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/h2 Represent six levels of section headings.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/h3 Represent six levels of section headings.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/h4 Represent six levels of section headings.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/h5 Represent six levels of section headings.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/h6 Represent six levels of section headings.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/head Contains machine-readable information (metadata) about the document, like its title, scripts, and style sheets.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/header Represents introductory content, typically a group of introductory or navigational aids.

The URIs of one or more metadata profiles, separated by white space.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/hgroup Represents a heading grouped with any secondary content, such as subheadings, an alternative title, or a tagline.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/hidden An enumerated attribute indicating that the element is not yet, or is no longer, relevant.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/hr Represents a thematic break between paragraph-level elements: for example, a change of scene in a story, or a shift of topic within a section.

Sets the alignment of the rule on the page.

Sets the color of the rule through color name or hexadecimal value.

Sets the rule to have no shading.

Sets the height, in pixels, of the rule.

Sets the length of the rule on the page through a pixel or percentage value.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/html Represents the root (top-level element) of an HTML document, so it is also referred to as the root element.

Specifies the URI of a resource manifest indicating resources that should be cached locally.

Specifies the version of the HTML Document Type Definition that governs the current document.

Specifies the XML Namespace of the document.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/i Represents a range of text that is set off from the normal text for some reason, such as idiomatic text, technical terms, and taxonomical designations, among others.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/id Defines a unique identifier (ID) which must be unique in the whole document.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/iframe Represents a nested browsing context, embedding another HTML page into the current one.

The alignment of this element with respect to the surrounding context.

Specifies a Permissions Policy for the <iframe>.

Allows downloading files through an <a> or <area> element with the download attribute, as well as through the navigation that leads to a download of a file.

Allows for downloads to occur without a gesture from the user.

Allows the page to submit forms.

Set to true if the <iframe> can activate fullscreen mode by calling the requestFullscreen() method.

Allows the page to open modal windows by Window.alert(), Window.confirm(), Window.print() and Window.prompt(), while opening a <dialog> is allowed regardless of this keyword.

Lets the resource lock the screen orientation.

Set to true if a cross-origin <iframe> should be allowed to invoke the Payment Request API.

Allows the page to use the Pointer Lock API.

Allows popups (like from Window.open(), target="_blank", Window.showModalDialog()).

Allows a sandboxed document to open a new browsing context without forcing the sandboxing flags upon it.

Allows embedders to have control over whether an iframe can start a presentation session.

If this token is not used, the resource is treated as being from a special origin that always fails the same-origin policy (potentially preventing access to data storage/cookies and some JavaScript APIs).

Allows the page to run scripts (but not create pop-up windows).

Allows a document loaded in the <iframe> to use the Storage Access API to request access to unpartitioned cookies.

Lets the resource navigate the top-level browsing context (the one named _top).

Lets the resource navigate the top-level browsing context, but only if initiated by a user gesture.

Allows navigations to non-http protocols built into browser or registered by a website.

Only when the frame's content is larger than its dimensions.

Set to true to make the <iframe> credentialless, meaning that its content will be loaded in a new, ephemeral context.

A Content Security Policy enforced for the embedded resource.

Load the iframe immediately on page load (this is the default value).

The value 1 (the default) draws a border around this frame.

The height of the frame in CSS pixels.

Defer loading of the iframe until it reaches a calculated distance from the visual viewport, as defined by the browser.

Indicates when the browser should load the iframe: eager Load the iframe immediately on page load (this is the default value).

A URL of a long description of the frame's content.

The amount of space in pixels between the frame's content and its top and bottom borders.

The amount of space in pixels between the frame's content and its left and right borders.

A targetable name for the embedded browsing context.

Never show a scrollbar.

The Referer header will not be sent.

The Referer header will not be sent to origins without TLS (HTTPS).

The sent referrer will be limited to the origin of the referring page: its scheme, host, and port.

The referrer sent to other origins will be limited to the scheme, the host, and the port.

Indicates which referrer to send when fetching the frame's resource: no-referrer The Referer header will not be sent.

A referrer will be sent for same origin, but cross-origin requests will contain no referrer information.

Controls the restrictions applied to the content embedded in the <iframe>.

Indicates when the browser should provide a scrollbar for the frame: auto Only when the frame's content is larger than its dimensions.

The URL of the page to embed.

Inline HTML to embed, overriding the src attribute.

Only send the origin of the document as the referrer when the protocol security level stays the same (HTTPS→HTTPS), but don't send it to a less secure destination (HTTPS→HTTP).

Send a full URL when performing a same-origin request, only send the origin when the protocol security level stays the same (HTTPS→HTTPS), and send no header to a less secure destination (HTTPS→HTTP).

The referrer will include the origin and the path (but not the fragment, password, or username).

The width of the frame in CSS pixels.

Always show a scrollbar.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/img Embeds an image into the document.

Aligns the image with its surrounding context.

Defines text that can replace the image in the page.

A CORS request is sent with credentials omitted (that is, no cookies, X.509 certificates, or Authorization request header).

Decode the image asynchronously, after rendering and presenting the other DOM content.

No preference for the decoding mode; the browser decides what is best for the user.

The width of a border around the image.

The default, equivalent to vertical-align: unset or vertical-align: initial */.

Indicates if the fetching of the image must be done using a CORS request.

This attribute provides a hint to the browser as to whether it should perform image decoding along with rendering the other DOM content in a single presentation step that looks more "correct" (sync), or render and present the other DOM content first and then decode the image and present it later (async).

Loads the image immediately, regardless of whether or not the image is currently within the visible viewport (this is the default value).

Marks the image for observation by the PerformanceElementTiming API.

Provides a hint of the relative priority to use when fetching the image.

The intrinsic height of the image, in pixels.

Signals a high-priority fetch relative to other images.

The number of pixels of white space on the left and right of the image.

This Boolean attribute indicates that the image is part of a server-side map.

Defers loading the image until it reaches a calculated distance from the viewport, as defined by the browser.

Equivalent to float: left */.

Indicates how the browser should load the image: eager Loads the image immediately, regardless of whether or not the image is currently within the visible viewport (this is the default value).

A link to a more detailed description of the image.

Signals a low-priority fetch relative to other images.

Equivalent to vertical-align: -moz-middle-with-baseline */.

A name for the element.

A string indicating which referrer to use when fetching the resource: no-referrer: The Referer header will not be sent.

Equivalent to float: right */.

One or more strings separated by commas, indicating a set of source sizes.

The image URL.

One or more strings separated by commas, indicating possible image sources for the user agent to use.

Decode the image synchronously along with rendering the other DOM content, and present everything together.

Equivalent to vertical-align: top or vertical-align: text-top */.

The CORS request is sent with any credentials included (that is, cookies, X.509 certificates, and the Authorization request header).

The partial URL (starting with #) of an image map associated with the element.

The number of pixels of white space above and below the image.

The intrinsic width of the image in pixels.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/inert A boolean value that makes the browser disregard user input events for the element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input Used to create interactive controls for web-based forms to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.

Valid for the file input type only, the accept attribute defines which file types are selectable in a file upload control.

Valid for the image button only, the alt attribute provides alternative text for the image, displaying the value of the attribute if the image src is missing or otherwise fails to load.

Controls whether inputted text is automatically capitalized and, if so, in what manner.

(Not a Boolean attribute!) The autocomplete attribute takes as its value a space-separated string that describes what, if any, type of autocomplete functionality the input should provide.

(Safari only).

A Boolean attribute which, if present, indicates that the input should automatically have focus when the page has finished loading (or when the <dialog> containing the element has been displayed).

Introduced in the HTML Media Capture specification and valid for the file input type only, the capture attribute defines which media—microphone, video, or camera—should be used to capture a new file for upload with file upload control in supporting scenarios.

Valid for both radio and checkbox types, checked is a Boolean attribute.

Returns true if the element's value passes validity checks; otherwise, returns false and fires an invalid event at the element.

Valid for hidden, text, search, url, tel, and email input types, the dirname attribute enables the submission of the directionality of the element.

A Boolean attribute which, if present, indicates that the user should not be able to interact with the input.

Valid for the image and submit input types only.

A string specifying the <form> element with which the input is associated (that is, its form owner).

Valid for the image and submit input types only.

Valid for the image and submit input types only.

Valid for the image and submit input types only.

Valid for the image and submit input types only.

Valid for the image input button only, the height is the height of the image file to display to represent the graphical submit button.

The button will hide a shown popover.

Global attribute valid for all elements, including all the input types, it defines a unique identifier (ID) which must be unique in the whole document.

The Boolean attribute incremental is a WebKit and Blink extension (so supported by Safari, Opera, Chrome, etc.) which, if present, tells the user agent to process the input as a live search.

Global value valid for all elements, it provides a hint to browsers as to the type of virtual keyboard configuration to use when editing this element or its contents.

The value given to the list attribute should be the id of a <datalist> element located in the same document.

Valid for date, month, week, time, datetime-local, number, and range, it defines the greatest value in the range of permitted values.

Valid for text, search, url, tel, email, and password, it defines the maximum string length (measured in UTF-16 code units) that the user can enter into the field.

Valid for date, month, week, time, datetime-local, number, and range, it defines the most negative value in the range of permitted values.

Valid for text, search, url, tel, email, and password, it defines the minimum string length (measured in UTF-16 code units) that the user can enter into the entry field.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/inputmode Provides a hint to browsers about the type of virtual keyboard configuration to use when editing this element or its contents.

The Boolean multiple attribute, if set, means the user can enter comma separated email addresses in the email widget or can choose more than one file with the file input.

A string specifying a name for the input control.

Disable automatic correction and text substitutions.

Enable automatic correction of typos, as well as processing of text substitutions if any are configured.

Similar to the -moz-orient non-standard CSS property impacting the <progress> and <meter> elements, the orient attribute defines the orientation of the range slider.

Valid for text, search, url, tel, email, and password, the pattern attribute defines a regular expression that the input's value must match in order for the value to pass constraint validation.

Valid for text, search, url, tel, email, password, and number, the placeholder attribute provides a brief hint to the user as to what kind of information is expected in the field.

Specifies the action to be performed on a popover element being controlled by a control <input type="button">.

Turns an <input type="button"> element into a popover control button; takes the ID of the popover element to control as its value.

A Boolean attribute which, if present, indicates that the user should not be able to edit the value of the input.

Returns true if the element's value passes validity checks; otherwise, returns false, fires an invalid event at the element, and (if the event isn't canceled) reports the problem to the user.

required is a Boolean attribute which, if present, indicates that the user must specify a value for the input before the owning form can be submitted.

The results attribute—supported only by Safari—is a numeric value that lets you override the maximum number of entries to be displayed in the <input> element's natively-provided drop-down menu of previous search queries.

Selects the entire content of the <input> element, if the element's content is selectable.

Sets a custom message to display if the input element's value isn't valid.

Sets the contents of the specified range of characters in the input element to a given string.

Selects the specified range of characters within a textual input element.

The button will show a hidden popover.

Displays the browser picker for the input element that would normally be displayed when the element is selected, but triggered from a button press or other user interaction.

Valid for email, password, tel, url, and text, the size attribute specifies how much of the input is shown.

Valid for the image input button only, the src is string specifying the URL of the image file to display to represent the graphical submit button.

Valid for date, month, week, time, datetime-local, number, and range, the step attribute is a number that specifies the granularity that the value must adhere to.

Decrements the value of a numeric input by one, by default, or by the specified number of units.

Increments the value of a numeric input by one or by the specified number of units.

Global attribute valid for all elements, including all the input types, an integer attribute indicating if the element can take input focus (is focusable), if it should participate to sequential keyboard navigation.

Global attribute valid for all elements, including all input types, containing a text representing advisory information related to the element it belongs to.

The button will toggle a popover between showing and hidden.

A string specifying the type of control to render.

The input control's value.

The Boolean webkitdirectory attribute, if present, indicates that only directories should be available to be selected by the user in the file picker interface.

Valid for the image input button only, the width is the width of the image file to display to represent the graphical submit button.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/ins Represents a range of text that has been added to a document.

This attribute defines the URI of a resource that explains the change, such as a link to meeting minutes or a ticket in a troubleshooting system.

This attribute indicates the time and date of the change and must be a valid date with an optional time string.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/is Allows you to specify that a standard HTML element should behave like a registered custom built-in element (see Using custom elements for more details).

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/itemid The unique, global identifier of an item.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/itemprop Used to add properties to an item.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/itemref Properties that are not descendants of an element with the itemscope attribute can be associated with the item using an itemref.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/itemscope itemscope (usually) works along with itemtype to specify that the HTML contained in a block is about a particular item.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/itemtype Specifies the URL of the vocabulary that will be used to define itemprops (item properties) in the data structure.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/kbd Represents a span of inline text denoting textual user input from a keyboard, voice input, or any other text entry device.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/label Represents a caption for an item in a user interface.

The value of the for attribute must be a single id for a labelable form-related element in the same document as the <label> element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/lang Helps define the language of an element: the language that non-editable elements are in, or the language that editable elements should be written in by the user.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/legend Represents a caption for the content of its parent <fieldset>.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/li Represents an item in a list.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/link Specifies relationships between the current document and an external resource.

A cross-origin request (i.e.

This attribute is required when rel="preload" has been set on the <link> element, optional when rel="modulepreload" has been set, and otherwise should not be used.

Default: Signals automatic determination of fetch priority relative to other resources of the same type.

This attribute explicitly indicates that certain operations should be blocked on the fetching of an external resource.

This attribute defines the character encoding of the linked resource.

This enumerated attribute indicates whether CORS must be used when fetching the resource.

For rel="stylesheet" only, the disabled Boolean attribute indicates whether the described stylesheet should be loaded and applied to the document.

Provides a hint of the relative priority to use when fetching a preloaded resource.

Signals a high-priority fetch relative to other resources of the same type.

This attribute specifies the URL of the linked resource.

This attribute indicates the language of the linked resource.

For rel="preload" and as="image" only, the imagesizes attribute is a sizes attribute that indicates to preload the appropriate resource used by an img element with corresponding values for its srcset and sizes attributes.

For rel="preload" and as="image" only, the imagesrcset attribute is a sourceset attribute that indicates to preload the appropriate resource used by an img element with corresponding values for its srcset and sizes attributes.

Contains inline metadata — a base64-encoded cryptographic hash of the resource (file) you're telling the browser to fetch.

Signals a low-priority fetch relative to other resources of the same type.

This attribute specifies the media that the linked resource applies to.

The value of this attribute provides information about the functions that might be performed on an object.

A string indicating which referrer to use when fetching the resource: no-referrer means that the Referer header will not be sent.

This attribute names a relationship of the linked document to the current document.

The value of this attribute shows the relationship of the current document to the linked document, as defined by the href attribute.

This attribute defines the sizes of the icons for visual media contained in the resource.

Defines the frame or window name that has the defined linking relationship or that will show the rendering of any linked resource.

The title attribute has special semantics on the <link> element.

This attribute is used to define the type of the content linked to.

A cross-origin request (i.e.

This character attribute indicates the numbering type: a: lowercase letters A: uppercase letters i: lowercase Roman numerals I: uppercase Roman numerals 1: numbers This type overrides the one used by its parent <ol> element, if any.

This integer attribute indicates the current ordinal value of the list item as defined by the <ol> element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/main Represents the dominant content of the body of a document.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/map Used with <area> elements to define an image map (a clickable link area).

The name attribute gives the map a name so that it can be referenced.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/mark Represents text which is marked or highlighted for reference or notation purposes due to the marked passage's relevance in the enclosing context.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/menu A semantic alternative to <ul>, but treated by browsers (and exposed through the accessibility tree) as no different than <ul>.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta Represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> and <title>.

This attribute declares the document's character encoding.

This attribute contains the value for the http-equiv or name attribute, depending on which is used.

Defines a pragma directive.

The name and content attributes can be used together to provide document metadata in terms of name-value pairs, with the name attribute giving the metadata name, and the content attribute giving the value.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meter Represents either a scalar value within a known range or a fractional value.

This optional attribute is used to explicitly set a <form> owner for the <meter> element.

The lower numeric bound of the high end of the measured range.

The upper numeric bound of the low end of the measured range.

The upper numeric bound of the measured range.

The lower numeric bound of the measured range.

This attribute indicates the optimal numeric value.

The current numeric value.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/nav Represents a section of a page whose purpose is to provide navigation links, either within the current document or to other documents.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/nonce A cryptographic nonce ("number used once") which can be used by Content Security Policy to determine whether or not a given fetch will be allowed to proceed.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/noscript Defines a section of HTML to be inserted if a script type on the page is unsupported or if scripting is currently turned off in the browser.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/object Represents an external resource, which can be treated as an image, a nested browsing context, or a resource to be handled by a plugin.

A space-separated list of URIs for archives of resources for the object.

The width of a border around the control, in pixels.

The URI of the object's implementation.

The base path used to resolve relative URIs specified by classid, data, or archive.

The content type of the data specified by classid.

The address of the resource as a valid URL.

The presence of this Boolean attribute makes this element a declaration only.

The form element, if any, that the object element is associated with (its form owner).

The height of the displayed resource, in CSS pixels.

The name of valid browsing context (HTML5), or the name of the control (HTML 4).

A message that the browser can show while loading the object's implementation and data.

The content type of the resource specified by data.

A hash-name reference to a <map> element; that is a '#' followed by the value of a name of a map element.

The width of the display resource, in CSS pixels.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/ol Represents an ordered list of items — typically rendered as a numbered list.

This Boolean attribute specifies that the list's items are in reverse order.

An integer to start counting from for the list items.

Sets the numbering type: a for lowercase letters A for uppercase letters i for lowercase Roman numerals I for uppercase Roman numerals 1 for numbers (default) The specified type is used for the entire list unless a different type attribute is used on an enclosed <li> element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/optgroup Creates a grouping of options within a <select> element.

If this Boolean attribute is set, none of the items in this option group is selectable.

The name of the group of options, which the browser can use when labeling the options in the user interface.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/option Used to define an item contained in a select, an <optgroup>, or a <datalist> element.

If this Boolean attribute is set, this option is not checkable.

This attribute is text for the label indicating the meaning of the option.

If present, this Boolean attribute indicates that the option is initially selected.

The content of this attribute represents the value to be submitted with the form, should this option be selected.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/output Container element into which a site or app can inject the results of a calculation or the outcome of a user action.

A space-separated list of other elements' ids, indicating that those elements contributed input values to (or otherwise affected) the calculation.

The <form> element to associate the output with (its form owner).

The element's name.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/p Represents a paragraph.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/part A space-separated list of the part names of the element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/picture Contains zero or more <source> elements and one <img> element to offer alternative versions of an image for different display/device scenarios.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/popover Used to designate an element as a popover element (see Popover API).

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/portal Enables the embedding of another HTML page into the current one to enable smoother navigation into new pages.

Sets the referrer policy to use when requesting the page at the URL given as the value of the src attribute.

The URL of the page to embed.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/pre Represents preformatted text which is to be presented exactly as written in the HTML file.

Contains the preferred count of characters that a line should have.

Contains the preferred count of characters that a line should have.

Is a hint indicating how the overflow must happen.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/progress Displays an indicator showing the completion progress of a task, typically displayed as a progress bar.

This attribute describes how much work the task indicated by the progress element requires.

This attribute specifies how much of the task that has been completed.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/q Indicates that the enclosed text is a short inline quotation.

The value of this attribute is a URL that designates a source document or message for the information quoted.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/role Roles define the semantic meaning of content, allowing screen readers and other tools to present and support interaction with an object in a way that is consistent with user expectations of that type of object.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/rp Used to provide fall-back parentheses for browsers that do not support the display of ruby annotations using the <ruby> element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/rt Specifies the ruby text component of a ruby annotation, which is used to provide pronunciation, translation, or transliteration information for East Asian typography.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/ruby Represents small annotations that are rendered above, below, or next to base text, usually used for showing the pronunciation of East Asian characters.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/s Renders text with a strikethrough, or a line through it.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/samp Used to enclose inline text which represents sample (or quoted) output from a computer program.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/script Used to embed executable code or data; this is typically used to embed or refer to JavaScript code.

For classic scripts, if the async attribute is present, then the classic script will be fetched in parallel to parsing and evaluated as soon as it is available.

Default: Signals automatic determination of fetch priority relative to other external scripts.

This attribute explicitly indicates that certain operations should be blocked on the fetching of the script.

If present, its value must be an ASCII case-insensitive match for "utf-8".

Normal script elements pass minimal information to the window.onerror for scripts which do not pass the standard CORS checks.

This Boolean attribute is set to indicate to a browser that the script is meant to be executed after the document has been parsed, but before firing DOMContentLoaded.

Provides a hint of the relative priority to use when fetching an external script.

Signals a high-priority fetch relative to other external scripts.

This value indicates that the body of the element contains an import map.

This attribute contains inline metadata that a user agent can use to verify that a fetched resource has been delivered free of unexpected manipulation.

Like the type attribute, this attribute identifies the scripting language in use.

Signals a low-priority fetch relative to other external scripts.

This value causes the code to be treated as a JavaScript module.

This Boolean attribute is set to indicate that the script should not be executed in browsers that support ES modules — in effect, this can be used to serve fallback scripts to older browsers that do not support modular JavaScript code.

A cryptographic nonce (number used once) to allow scripts in a script-src Content-Security-Policy.

Indicates which referrer to send when fetching the script, or resources fetched by the script: no-referrer: The Referer header will not be sent.

This value indicates that the body of the element contains speculation rules.

This attribute specifies the URI of an external script; this can be used as an alternative to embedding a script directly within a document.

This attribute indicates the type of script represented.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/search Represents a part that contains a set of form controls or other content related to performing a search or filtering operation.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/section Represents a generic standalone section of a document, which doesn't have a more specific semantic element to represent it.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/select Represents a control that provides a menu of options.

A string providing a hint for a user agent's autocomplete feature.

This Boolean attribute lets you specify that a form control should have input focus when the page loads.

This Boolean attribute indicates that the user cannot interact with the control.

The <form> element to associate the <select> with (its form owner).

This Boolean attribute indicates that multiple options can be selected in the list.

This attribute is used to specify the name of the control.

A Boolean attribute indicating that an option with a non-empty string value must be selected.

If the control is presented as a scrolling list box (e.g.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/slot Part of the Web Components technology suite, this element is a placeholder inside a web component that you can fill with your own markup, which lets you create separate DOM trees and present them together.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/slot Assigns a slot in a shadow DOM shadow tree to an element: An element with a slot attribute is assigned to the slot created by the <slot> element whose name attribute's value matches that slot attribute's value.

The slot's name.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/small Represents side-comments and small print, like copyright and legal text, independent of its styled presentation.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/source Specifies multiple media resources for the picture, the audio element, or the video element.

Specifies the intrinsic height of the image in pixels.

Specifies the media query for the resource's intended media.

Specifies a list of source sizes that describe the final rendered width of the image.

Specifies the URL of the media resource.

Specifies a comma-separated list of one or more image URLs and their descriptors.

Specifies the MIME media type of the image or other media type, optionally including a codecs parameter.

Specifies the intrinsic width of the image in pixels.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/span A generic inline container for phrasing content, which does not inherently represent anything.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/spellcheck An enumerated attribute defines whether the element may be checked for spelling errors.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/strong Indicates that its contents have strong importance, seriousness, or urgency.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/style Contains style information for a document or part of a document.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/style Contains CSS styling declarations to be applied to the element.

This attribute explicitly indicates that certain operations should be blocked on the fetching of critical subresources.

This attribute defines which media the style should be applied to.

A cryptographic nonce (number used once) used to allow inline styles in a style-src Content-Security-Policy.

This attribute specifies alternative style sheet sets.

This attribute should not be provided: if it is, the only permitted values are the empty string or a case-insensitive match for text/css.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/sub Specifies inline text which should be displayed as subscript for solely typographical reasons.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/summary Specifies a summary, caption, or legend for a details element's disclosure box.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/sup Specifies inline text which is to be displayed as superscript for solely typographical reasons.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/svg Container defining a new coordinate system and viewport.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/tabindex An integer attribute indicating if the element can take input focus (is focusable), if it should participate to sequential keyboard navigation, and if so, at what position.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/table Represents tabular data—that is, information presented in a two-dimensional table comprised of rows and columns of cells containing data.

Specifies the horizontal alignment of the table within its parent element.

Defines the background color of the table.

Defines, as a non-negative integer value (in pixels), the size of the frame surrounding the table.

Defines the space between the content of a cell and its border, displayed or not.

Defines the size of the space between two cells in a percentage value or pixels.

Defines which side of the frame surrounding the table must be displayed.

Defines where rules (borders) are displayed in the table.

Defines an alternative text that summarizes the content of the table.

Specifies the width of the table.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/tbody Encapsulates a set of table rows (<tr> elements), indicating that they comprise the body of a table's (main) data.

Specifies the horizontal alignment of each body cell.

Defines the background color of each body cell.

Specifies the alignment of the content to a character of each body cell.

Specifies the number of characters to offset the body cell content from the alignment character specified by the char attribute.

Specifies the vertical alignment of each body cell.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td A child of the <tr> element, it defines a cell of a table that contains data.

Contains a short abbreviated description of the data cell's content.

Specifies the horizontal alignment of the data cell.

Contains a list of space-separated strings, each corresponding to the id attribute of a group of cells that the data cell applies to.

Defines the background color of the data cell.

Specifies the alignment of the content to a character of the data cell.

Specifies the number of characters to offset the data cell content from the alignment character specified by the char attribute.

Contains a non-negative integer value that indicates how many columns the data cell spans or extends.

Contains a list of space-separated strings, each corresponding to the id attribute of the <th> elements that provide headings for this table cell.

Defines a recommended data cell height.

Contains a non-negative integer value that indicates for how many rows the data cell spans or extends.

Defines the cells that the header (defined in the <th>) element relates to.

Specifies the vertical alignment of the data cell.

Defines a recommended data cell width.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/template A mechanism for holding HTML that is not to be rendered immediately when a page is loaded but may be instantiated subsequently during runtime using JavaScript.

Hides the internal shadow root DOM from JavaScript.

Exposes the internal shadow root DOM for JavaScript (recommended for most use cases).

Creates a shadow root for the parent element.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/textarea Represents a multi-line plain-text editing control, useful when you want to allow users to enter a sizeable amount of free-form text, for example, a comment on a review or feedback form.

Controls whether inputted text is automatically capitalized and, if so, in what manner.

This attribute indicates whether the value of the control can be automatically completed by the browser.

A string which indicates whether to activate automatic spelling correction and processing of text substitutions (if any are configured) while the user is editing this textarea.

This Boolean attribute lets you specify that a form control should have input focus when the page loads.

The visible width of the text control, in average character widths.

This attribute is used to indicate the text directionality of the element contents similar to the dirname attribute of the <input> element.

This Boolean attribute indicates that the user cannot interact with the control.

The form element that the <textarea> element is associated with (its "form owner").

The maximum string length (measured in UTF-16 code units) that the user can enter.

The minimum string length (measured in UTF-16 code units) required that the user should enter.

The name of the control.

Disable automatic spelling correction and text substitutions.

Enable automatic spelling correction and text substitutions.

A hint to the user of what can be entered in the control.

This Boolean attribute indicates that the user cannot modify the value of the control.

This attribute specifies that the user must fill in a value before submitting a form.

The number of visible text lines for the control.

Specifies whether the <textarea> is subject to spell checking by the underlying browser/OS.

Indicates how the control should wrap the value for form submission.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/tfoot Encapsulates a set of table rows (<tr> elements), indicating that they comprise the foot of a table with information about the table's columns.

Specifies the horizontal alignment of each foot cell.

Defines the background color of each foot cell.

Specifies the alignment of the content to a character of each foot cell.

Specifies the number of characters to offset the foot cell content from the alignment character specified by the char attribute.

Specifies the vertical alignment of each foot cell.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/th A child of the <tr> element, it defines a cell as the header of a group of table cells.

A short, abbreviated description of the header cell's content provided as an alternative label to use for the header cell when referencing the cell in other contexts.

Specifies the horizontal alignment of the header cell.

Contains a list of space-separated strings, each corresponding to the id attribute of a group of cells that the header cell applies to.

Defines the background color of the header cell.

Specifies the alignment of the content to a character of the header cell.

Specifies the number of characters to offset the header cell content from the alignment character specified by the char attribute.

A non-negative integer value indicating how many columns the header cell spans or extends.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/thead Encapsulates a set of table rows (<tr> elements), indicating that they comprise the head of a table with information about the table's columns.

Specifies the horizontal alignment of each head cell.

Defines the background color of each head cell.

Specifies the alignment of the content to a character of each head cell.

Specifies the number of characters to offset the head cell content from the alignment character specified by the char attribute.

Specifies the vertical alignment of each head cell.

A list of space-separated strings corresponding to the id attributes of the <th> elements that provide the headers for this header cell.

Defines a recommended header cell height.

A non-negative integer value indicating how many rows the header cell spans or extends.

Defines the cells that the header (defined in the <th>) element relates to.

Specifies the vertical alignment of the header cell.

Defines a recommended header cell width.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/time Represents a specific period in time.

This attribute indicates the time and/or date of the element and must be in one of the formats described below.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/title Defines the document's title that is shown in a browser's title bar or a page's tab.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/title Contains a text representing advisory information related to the element it belongs to.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/tr Defines a row of cells in a table.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/track Used as a child of the media elements, audio and video.

This attribute indicates that the track should be enabled unless the user's preferences indicate that another track is more appropriate.

How the text track is meant to be used.

A user-readable title of the text track which is used by the browser when listing available text tracks.

Address of the track (.vtt file).

Language of the track text data.

Specifies the horizontal alignment of each row cell.

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/translate An enumerated attribute that is used to specify whether an element's attribute values and the values of its Text node children are to be translated when the page is localized, or whether to leave them unchanged.

Defines the background color of each row cell.

Specifies the alignment of the content to a character of each row cell.

Specifies the number of characters to offset the row cell content from the alignment character specified by the char attribute.

Specifies the vertical alignment of each row cell.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/u Represents a span of inline text which should be rendered in a way that indicates that it has a non-textual annotation.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/ul Represents an unordered list of items, typically rendered as a bulleted list.

This Boolean attribute hints that the list should be rendered in a compact style.

This attribute sets the bullet style for the list.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/var Represents the name of a variable in a mathematical expression or a programming context.

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/video Embeds a media player which supports video playback into the document.

Sends a cross-origin request without a credential.

A Boolean attribute; if specified, the video automatically begins to play back as soon as it can do so without stopping to finish loading the data.

If this attribute is present, the browser will offer controls to allow the user to control video playback, including volume, seeking, and pause/resume playback.

The controlslist attribute, when specified, helps the browser select what controls to show for the video element whenever the browser shows its own set of controls (that is, when the controls attribute is specified).

This enumerated attribute indicates whether to use CORS to fetch the related video.

Prevents the browser from suggesting a Picture-in-Picture context menu or to request Picture-in-Picture automatically in some cases.

A Boolean attribute used to disable the capability of remote playback in devices that are attached using wired (HDMI, DVI, etc.) and wireless technologies (Miracast, Chromecast, DLNA, AirPlay, etc.).

The height of the video's display area, in CSS pixels (absolute values only; no percentages).

An AudioTrackList containing all of the media element's audio tracks.

Add an addtrack event listener to this TextTrackList to be notified when new text tracks are added to the element.

Add an addtrack listener to this VideoTrackList object to be informed when video tracks are added to the element.

A Boolean attribute; if specified, the browser will automatically seek back to the start upon reaching the end of the video.

A Boolean attribute that indicates the default setting of the audio contained in the video.

A Boolean attribute indicating that the video is to be played "inline", that is within the element's playback area.

A URL for an image to be shown while the video is downloading.

This enumerated attribute is intended to provide a hint to the browser about what the author thinks will lead to the best user experience regarding what content is loaded before the video is played.

The URL of the video to embed.

Sends a cross-origin request with a credential.

The width of the video's display area, in CSS pixels (absolute values only; no percentages).

https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/virtualkeyboardpolicy An enumerated attribute used to control the on-screen virtual keyboard behavior on devices such as tablets, mobile phones, or other devices where a hardware keyboard may not be available for elements that its content is editable (for example, it is an <input> or <textarea> element, or an element with the contenteditable attribute set).

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/wbr Represents a word break opportunity—a position within text where the browser may optionally break a line, though its line-breaking rules would not otherwise create a break at that location.