CSS 漂亮搜索框美化代码

< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd" >    
< html  xmlns ="http://www.w3.org/1999/xhtml"  xml:lang ="en"  lang ="en" >    
< head >    
< meta  http-equiv ="Content-Type"  content ="text/html; charset=gb2312"  />    
< title >CSS美化的漂亮搜索框 </title>    
< style  type ="text/css" >    
body{    
font: normal 100% 'Arial','Helvetica','Verdana',sans-serif;    
color: #333;    
}    
p {    
padding: 12px 0;    
margin: 0;    
font-size: .8em;    
line-height: 1.5;    
}    
form {    
margin: 0;    
}    
#search_box {    
width: 201px;    
height: 31px;    
url(http: //files.jb51.net/demoimg/200912/bg_search_box.gif);    
}    
#search_box #s {    
float: left;    
padding: 0;    
margin: 6px 0 0 6px;    
border: 0;    
width: 159px;    
background: none;    
font-size: .8em;    
}    
#search_box #go {    
float: right;    
margin: 3px 4px 0 0;    
}    
</style>    
</head>    
< body >    
< div  id ="search_box" >    
< form  id ="search_form"  method ="post"  action ="#" >    
< input  type ="text"  id ="s"  value ="Search"  class ="swap_value"  />    
< input  type ="image"  src ="http://files.jb51.net/demoimg/200912/btn_search_box.gif"  width ="27"  height ="24"  id ="go"  alt ="Search"  title ="Search"  />    
</form>    
</div>    
</body>    
</html>