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CSS does not just apply to visual styling: when spoken out loud by a voice browser, CSS styling can affect speech-rate, stress, richness and even position within a stereophonic image. For these reasons, and in support of a more semantic web, attributes attached to elements within HTML should describe their semantic purpose, rather than merely ...
a:link — defines the style for normal unvisited links; a:visited — defines the style for visited links; a:active — defines the style for active links; links become active once you click on them; a:hover — defines the style for hovered links; links hover when the mouse moves over it; Colors are defined by hexadecimal characters: see web ...
It introduced the getElementById function as well as an event model and support for XML namespaces and CSS. DOM Level 3, published in April 2004, added support for XPath and keyboard event handling, as well as an interface for serializing documents as XML. HTML5 was published in October 2014. Part of HTML5 had replaced DOM Level 2 HTML module.
Links should clearly be identifiable as links to readers. Refrain from implementing coloured links that may impede user ability to distinguish links from regular text, or colour links for purely aesthetic reasons. See the guides to editing articles for accessibility at contrast, accessibility and navbox colors.
An HTML element is a type of HTML (HyperText Markup Language) document component, one of several types of HTML nodes (there are also text nodes, comment nodes and others). [vague] The first used version of HTML was written by Tim Berners-Lee in 1993 and there have since been many versions of HTML.
Frames change the behavior of the back button. [16] Users usually do not expect browsers to print frames the way they do. [15] External links on web pages which use frames may cause other pages to appear in the frameset, since the default behaviour for a link is to load in the current frame if the author does not specify otherwise.
HTML attributes are special words used inside the opening tag to control the element's behaviour. It is a piece of markup language used to adjust the behavior or display of an HTML element.HTML attributes are a modifier of a HTML element type. An attribute either modifies the default functionality of an element type or provides functionality to ...
HTML5 is designed so that old browsers can safely ignore new HTML5 constructs. [8] In contrast to HTML 4.01, the HTML5 specification gives detailed rules for lexing and parsing, with the intent that compliant browsers will produce the same results when parsing incorrect syntax. [126]