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The HTML specification does not specify which video and audio formats browsers should support. User agents are free to support any video formats they feel are appropriate, but content authors cannot assume that any video will be accessible by all complying user agents, since user agents have no minimal set of video and audio formats to support.
Auto-Play is a feature used by some websites containing at least one embedded video or audio element wherein the video or audio element starts playing, automatically, without explicit user choice, after some triggering event such as page load or navigating to a particular region of the webpage.
The HTML Speech Incubator group has proposed the implementation of audio-speech technology in browsers in the form of uniform, cross-platform APIs. The API contains both: [35] Speech Input API; Text to Speech API; Google integrated this feature into Google Chrome in March 2011. [36] Letting its users search the web with their voice with code like:
The text between < html > and </ html > describes the web page, and the text between < body > and </ body > is the visible page content. The markup text < title > This is a title </ title > defines the browser page title shown on browser tabs and window titles and the tag < div > defines a division of the page used for easy styling.
The marquee tag is a non-standard HTML element which causes text to scroll up, down, left or right automatically. The tag was first introduced in early versions of Microsoft's Internet Explorer, and was compared to Netscape's blink element, as a proprietary non-standard extension to the HTML standard with usability problems.
To demonstrate specificity Inheritance Inheritance is a key feature in CSS; it relies on the ancestor-descendant relationship to operate. Inheritance is the mechanism by which properties are applied not only to a specified element but also to its descendants. Inheritance relies on the document tree, which is the hierarchy of XHTML elements in a page based on nesting. Descendant elements may ...
WebVTT (Web Video Text Tracks) is a World Wide Web Consortium (W3C) standard for displaying timed text in connection with the HTML5 <track> element.. The early drafts of its specification were written by the WHATWG in 2010 after discussions about what caption format should be supported by HTML5—the main options being the relatively mature, XML-based Timed Text Markup Language (TTML) or an ...
Yes, with Text Layout Framework Liquid text layout Yes Yes, via "div" tag and CSS styling No, but text fields can be resized in ActionScript Tabular data Yes Yes, via "table" tag No, but text fields can be arranged into a grid Linked text frames [b] As of 2016, two specifications compete: CSS Regions [26] and CSS Overflow [27]