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css folding style (1) - three ways to use css style
- 黄舟Original
- 2016-12-28 15:59:042154browse
1. The declaration tag of css tells the browser what form it should use to parse you, usually: Because html5 supports downward compatibility, see the details Pictured above.
2. How to use css style:
(1) Internal link style sheet:
demo.html
<!DOCTYPE html>
<html>
<head>
<title>内链样式使用</title>
<meta charset="utf-8">
</head>
<body style="background-color:green; margin:0; padding:0;">
<h1>内链样式使用</h1>
<div style="background-color:red;font-size:20px;">
内链样式使用
<div>
</body>
</html> (2) Embedded style sheet:
demo .html
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>嵌入式样式</title>
<style type="text/css">
<!--HTML标记定义 -->
body{
background:yellow;font-size:20px
}
div{
background:red;font-size:40px
}
</style>
</head>
<body>
<h1>嵌入式样式</h1>
<div>嵌入式样式</div>
</body>
</html> (2) Introduced style sheet:
demo.htnl
<!DOCTYPE html>
<html>
<head>
<title>引入式样式</title>
<meta charset="utf-8">
<!--style.css就是指定的样式，href为指定路径作用-->
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<body>
<h1>引入式样式</h1>
<a href="http://www.baidu.com" target="_blank">百度</a>
<br>
<p>引入式样式</p>
<div>css的html选择器</div>
</body>
</html>style.css
/* HTML样式定义 */
body{
background-color:yellow;
color:#fff
}
div{
background:red;font-size:20px
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