DIV不用图片做可变可到处用的圆角-优快云博客

本文链接：https://blog.youkuaiyun.com/qingfengxia2013/article/details/82188690

本文介绍了如何使用CSS实现圆角样式，并展示了在不同类别的元素中应用这些样式的方法，包括边框线的颜色和背景颜色的变化。

http://www.javaeye.com/topic/610962
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title> 圆角样式 </title>
<meta name="generator" content="editplus" />
<meta name="author" content="" />
<meta name="keywords" content="" />
<meta name="description" content="" />
<style type="text/css">
.b1 {height: 1px; font-size: 1px; overflow: hidden; display: block; background: #B2D0EA; margin: 0 3px; clear:both;}
.b2 {height: 1px; font-size: 1px; overflow: hidden; display: block; background: #EDF7FF; border-right: 2px solid #B2D0EA; border-left: 2px solid #B2D0EA; margin: 0 1px; clear:both;}
.b3 {height: 1px; font-size: 1px; overflow: hidden; display: block; background: #EDF7FF; border-right: 1px solid #B2D0EA; border-left: 1px solid #B2D0EA; margin: 0 1px; clear:both;}
.bc {font-size: 12px; overflow: hidden; display: block; background: #EDF7FF; border-right: 1px solid #B2D0EA; border-left: 1px solid #B2D0EA; margin: 0 0px; clear:both;}
.bt {background: #EDF7FF;margin:0 2px;padding:5px;}
.bb {background: #FFFFFF;margin:0 2px;padding:5px;}
/** 另一种颜色*/
.bb1{background: #B8E7B3;}/*边框线最外层背景颜色* /
.bb2{background: #E7F9E3;border: #B8E7B3;}/*边框线的背景和边框线颜色*/
.bb3{background: #E7F9E3;}/*标题背景颜色* /
</style>
</head>
<body>
<b class="b1"></b><b class="b2"></b><b class="b3"></b>
<div class="bc">
<div class="bt ">标题</div>
<div class="bb">
圆角三边这里是内容
</div>
</div>
<b class="b3"></b><b class="b2"></b><b class="b1"></b>
<hr/>
<b class="b1 bb1"></b><b class="b2 bb2"></b><b class="b3 bb2"></b>
<div class="bc bb2">
<div class="bt bb3">另一种颜色</div>
<div class="bb">
另一种颜色这里是内容
</div>
</div>
<b class="b3 bb2"></b><b class="b2 bb2"></b><b class="b1 bb1"></b>
</body>
</html>