css样式3种写法备注

三中的使用方法的简单实例以下:css

行内样式:html

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<!doctype html>
< html >
< head >
     < meta  charset = "UTF-8" >
     < title >css行内样式</ title >
</ head >
< body >
< div  style = "width:100px;height:100px;background:red;" ></ div >>
     
</ body >
</ html >

内嵌样式:spa

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!doctype html>
< html >
< head >
     < meta  charset = "UTF-8" >
     < title >css内嵌样式</ title >
</ head >
< body >
< style  type = "text/css" >
#div{width:100px;height:100px;background:red;}
</ style >
< div  id = "div" ></ div >>
     
</ body >
</ html >

外部式:code

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<!doctype html>
< html >
< head >
     < meta  charset = "UTF-8" >
     < title >css内嵌样式</ title >
     < link  rel = "stylesheet"  type = "text/css"  href = "ccss.css" >
</ head >
< body >
< div  id = "div" ></ div >>
     
</ body >
</ html >

css文件htm

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#div{ width : 100px ; height : 100px ; background : red ;}
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