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 *
 * @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
 * @license  MIT
 */
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browsers have support for different video formats, see sub-features for details. \r\n\r\nThe Android browser (before 2.3) requires [specific handling](http://www.broken-links.com/2010/07/08/making-html5-video-work-on-android-phones/) to run the video element.",notes_by_num:{},usage_perc_y:91.84,usage_perc_a:0,ucprefix:!1,parent:"",keywords:"<video>",ie_id:"",chrome_id:""},audio:{title:"Audio element",description:"Method of playing sound on webpages (without requiring a plug-in).",spec:"https://html.spec.whatwg.org/multipage/embedded-content.html#the-audio-element",status:"ls",links:[{url:"http://html5doctor.com/native-audio-in-the-browser/",title:"HTML5 Doctor article"},{url:"https://dev.opera.com/articles/view/everything-you-need-to-know-about-html5-video-and-audio/",title:"Detailed article on video/audio elements"},{url:"http://www.jplayer.org/latest/demos/",title:"Demos of audio player that uses the audio element"},{url:"http://24ways.org/2010/the-state-of-html5-audio",title:"Detailed article on support"},{url:"http://textopia.org/androidsoundformats.html",title:"File format test page"},{url:"http://www.phoboslab.org/log/2011/03/the-state-of-html5-audio",title:"The State of HTML5 Audio"},{url:"https://raw.github.com/phiggins42/has.js/master/detect/audio.js#audio",title:"has.js test"},{url:"http://docs.webplatform.org/wiki/html/elements/audio",title:"WebPlatform 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attribute (basic support)",description:"Method of making any HTML element editable.",spec:"https://html.spec.whatwg.org/multipage/interaction.html#contenteditable",status:"ls",links:[{url:"http://html5demos.com/contenteditable",title:"Demo page"},{url:"https://blog.whatwg.org/the-road-to-html-5-contenteditable",title:"WHATWG blog post"},{url:"http://accessgarage.wordpress.com/2009/05/08/how-to-hack-your-app-to-make-contenteditable-work/",title:"Blog post on usage problems"},{url:"http://docs.webplatform.org/wiki/html/attributes/contentEditable",title:"WebPlatform 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support only refers to very basic editing capability, implementations vary significantly on how certain elements can be edited.",notes_by_num:{},usage_perc_y:94.3,usage_perc_a:.04,ucprefix:!1,parent:"",keywords:"",ie_id:"",chrome_id:""},dragndrop:{title:"Drag and Drop",description:"Method of easily dragging and dropping elements on a page, requiring minimal JavaScript.",spec:"https://html.spec.whatwg.org/multipage/interaction.html#dnd",status:"ls",links:[{url:"http://html5doctor.com/native-drag-and-drop/",title:"HTML5 Doctor article"},{url:"http://nettutsplus.s3.amazonaws.com/64_html5dragdrop/demo/index.html",title:"Shopping cart demo"},{url:"http://html5demos.com/drag",title:"Demo with link blocks"},{url:"http://docs.webplatform.org/wiki/dom/DragEvent",title:"WebPlatform Docs"},{url:"https://github.com/MihaiValentin/setDragImage-IE",title:"Polyfill for setDragImage in IE"},{url:"http://blog.teamtreehouse.com/implementing-native-drag-and-drop",title:"Implementing Native Drag and Drop"}],categories:["HTML5"],stats:{ie:{5.5:"a #1",6:"a #1",7:"a #1",8:"a #1",9:"a #1",10:"a #2",11:"a #2",TP:"a 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Partial support in older Chrome versions refers to lacking support in Mac OS X. ",notes_by_num:{},usage_perc_y:74.95,usage_perc_a:1.02,ucprefix:!1,parent:"",keywords:"font-feature,font-feature-settings,kern,kerning,font-variant-alternates,ligatures,font-variant-ligatures",ie_id:"",chrome_id:""},"css-animation":{title:"CSS3 Animation",description:"Complex method of animating certain properties of an element",spec:"http://www.w3.org/TR/css3-animations/",status:"wd",links:[{url:"http://robertnyman.com/2010/05/06/css3-animations/",title:"Blog post on usage"},{url:"http://www.css3files.com/animation/",title:"Information page"},{url:"http://docs.webplatform.org/wiki/css/properties/animations",title:"WebPlatform Docs"}],categories:["CSS3"],stats:{ie:{5.5:"n",6:"n",7:"n",8:"n",9:"n",10:"y",11:"y",TP:"y"},firefox:{2:"n",3:"n",3.5:"n",3.6:"n",4:"n",5:"y x",6:"y x",7:"y x",8:"y x",9:"y x",10:"y x",11:"y x",12:"y x",13:"y x",14:"y x",15:"y 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IE"},{url:"http://docs.webplatform.org/wiki/css/functions/linear-gradient",title:"WebPlatform Docs"}],categories:["CSS3"],stats:{ie:{5.5:"n",6:"n",7:"n",8:"n",9:"n",10:"y",11:"y",TP:"y"},firefox:{2:"n",3:"n",3.5:"n",3.6:"y x",4:"y x",5:"y x",6:"y x",7:"y x",8:"y x",9:"y x",10:"y x",11:"y x",12:"y x",13:"y x",14:"y x",15:"y x",16:"y",17:"y",18:"y",19:"y",20:"y",21:"y",22:"y",23:"y",24:"y",25:"y",26:"y",27:"y",28:"y",29:"y",30:"y",31:"y",32:"y",33:"y",34:"y",35:"y",36:"y",37:"y",38:"y",39:"y",40:"y"},chrome:{4:"a x",5:"a x",6:"a x",7:"a x",8:"a x",9:"a x",10:"y x",11:"y x",12:"y x",13:"y x",14:"y x",15:"y x",16:"y x",17:"y x",18:"y x",19:"y x",20:"y x",21:"y x",22:"y x",23:"y x",24:"y x",25:"y x",26:"y",27:"y",28:"y",29:"y",30:"y",31:"y",32:"y",33:"y",34:"y",35:"y",36:"y",37:"y",38:"y",39:"y",40:"y",41:"y",42:"y",43:"y",44:"y"},safari:{3.1:"n",3.2:"n",4:"a x",5:"a x",5.1:"y x",6:"y x",6.1:"y",7:"y",7.1:"y",8:"y"},opera:{9:"n","9.5-9.6":"n","10.0-10.1":"n",10.5:"n",10.6:"n",11:"n",11.1:"a 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syntax.',notes_by_num:{},usage_perc_y:89.71,usage_perc_a:.45,ucprefix:!1,parent:"",keywords:"linear,linear-gradient,gradiant",ie_id:"gradients",chrome_id:"5785905063264256"},"css-canvas":{title:"CSS Canvas Drawings",description:"Method of using HTML5 Canvas as a background image. 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