日期:2014-05-17  浏览次数:20548 次

Css的background的详细介绍



<!DOCTYPE html>
<html>
  <head>
    <title>CSS01.html</title>

    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="this is my page">
    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
<style type="text/css">
*{
margin: 0px;
padding: 0px;
}
div{
width: 800px;
height:600px;
background-color: yellow;
}
#d1{
background-image: url(../pic/a.jpg);
background-repeat: no-repeat;/*不重复,就是不铺满啊*/
background-attachment:fixed;/*让图片固定,不要随着滚动条的滚动而出现图片的上下移动*/
}
</style>
</head>
  <body>
  测试
    <div id="d1"></div>
  </body>
  <script type="text/javascript">
  document.getElementById('d1').style['backgroundAttachment'] = 'scroll ';
  document.getElementById('d1').style.backgroundImage = 'url(../pic/a.jpg)';
  function $(id){return document.getElementById(id);}
  $('d1').style.backgroundRepeat = 'no-repeat';
</script>
</html>