日期:2014-05-17 浏览次数:20811 次
<!DOCTYPE HTML>
<html>
<style type="text/css">
div{
background:red;
position:absolute;
top:50%;
left:50%;
width:50px;
height:50px;
}
#d1{
width:150px;
margin: -25px 0px 0px -75px;
}
#d2{
height:150px;
margin: -75px 0px 0px -25px;
}
</style>
<body>
<!-- 用两个div实现十字架 -->
<div id="d1"></div>
<div id="d2"></div>
</body>
</html>
<!DOCTYPE HTML>
<html>
<style type="text/css">
div{
background:red;
position:absolute;
top:50%;
left:50%;
width:50px;
height:50px;
}
#d1{
margin: -75px 0px 0px -25px;
}
#d2{
width:150px;
margin: -25px 0px 0px -75px;
}
#d3{
margin: 25px 0px 0px -25px;
}
</style>
<body>
<!-- 用三个div实现十字架 -->
<div id="d1"></div>
<div id="d2"></div>
<div id="d3"></div>
</body>
</html>
<!DOCTYPE HTML>
<html>
<style type="text/css">
div{
background:red;
position:absolute;
width:50px;
height:50px;
top:50%;
left:50%;
}
#d1{
margin: -75px 0px 0px -25px;
}
[id ^= d2]{
margin: -25px 0px 0px -25px;
}
#d2_1{
margin-left:-75px;
}
#d2_3
{
margin-left:25px;
}
#d3{
margin: 25px 0px 0px -25px;
}
</style>
<body>
<!-- 用五个div实现十字架 -->
<div id="d1"></div>
<div id="d2_1"></div>
<div id="d2_2"></div>
<div id="d2_3"></div>
<div id="d3"></div>
</body>
</html>