The HTML5 is the latest version of HTML.
The most interesting new elements are:
New semantic elements like <header>, <footer>, <article>, and <section>.
New form controls like number, date, time, calendar, and range.
New graphic elements: <svg> and <canvas>.
New multimedia elements: <audio> and <video>.
CSS3 is the latest standard for CSS.
CSS3 is completely backwards-compatible with earlier versions of CSS.
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