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Cascading style sheets and CSS3 basics

Source: Internet
Author: User
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When defining a style, if the BODY element is not defined first, the other elements in the body are not displayed, such as H, p, and other Tags:

<!doctype html><!--told the document is HTML5 document--
<meta charset= "Utf-8" >
<link href= "Style.css" rel= "stylesheet"/>
<title> Untitled Document </title>

<body>
<P>HTML5 documents are composed of different chunks. </p>
New block elements in the <H2>HTML5 <ul>
<li>section</li>
<li>article</li>
<li>nav</li>
<li>aside</li>
</ul>
</body>

C # Document
@charset "Utf-8";
/*body{
font-size:75%;16px*0.75=12px
line-height:1.5;12px*1.5=18px
}*/
h1,h2{
Color: #3fb8eb;
}

C # Document
@charset "Utf-8";
body{
font-size:75%;/*16px*0.75=12px*/
line-height:1.5;/*12px*1.5=18px*/
}
h1,h2{
Color: #3fb8eb;
}

Cascading style sheets and CSS3 basics

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Related Keywords:
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