What is HTML5?

##HTML5 is the latest HTML standard. (Recommended learning: html tutorial)
HTML5 is specially designed to carry rich web content and does not require additional plug-ins.
HTML5 has new semantics, graphics, and multimedia elements.
HTML5 provides new elements and new APIs that simplify building web applications.
HTML5 is cross-platform and designed to run on different types of hardware (PCs, tablets, mobile phones, TVs, etc.).
What’s new in HTML5?
HTML5’s new document type (DOCTYPE) declaration is very simple:
<!DOCTYPE html>
The new character encoding (charset) declaration is also very simple:
<meta charset="UTF-8">
Example
<!DOCTYPE html>
<html>
<body>
<video width="420" controls>
<source src="mov_bbb.mp4" type="video/mp4">
<source src="mov_bbb.ogg" type="video/ogg">
Your browser does not support the video tag.
</video>
</body>
</html>
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