本文主要包含CSS,圆角等相关知识,佚名 希望在学习及工作中可以帮助到您
看代码吧： XHTML 代码：
<!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> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>百度有啊css圆角方案</title> <style> .box1{background:url('/html/css_yuanjiao/http://demo.jb51.net/html/css_yuanjiao/bg1.gif') repeat-x #1d6cb7;margin-top:1em;position:relative;zoom:1;width:778px;} .box1 .tl,.box1 .tr,.box1 .bl,.box1 .br {width:5px;height:5px;position:absolute;background:url('http://demo.jb51.net/html/css_yuanjiao/bg3.gif') no-repeat;overflow:hidden; } .box1 .cc{height:40px; padding:5px;} .box1 .tl {left:0;top:0;} .box1 .tr {right:0;top:0;background-position:0 -5px;} .box1 .bl {left:0;bottom:0;background-position:0 -10px;} .box1 .br {right:0;bottom:0;background-position:0 -15px;} .box2{border:1px solid #84cedd;margin-bottom:.8em;position:relative;zoom:1;width:778px;} .box2 .tl,.box2 .tr,.box2 .bl,.box2 .br {width:6px;height:6px;position:absolute;background:url('http://demo.jb51.net/html/css_yuanjiao/bg_co1.gif') no-repeat;overflow:hidden;} .box2 .cc{height:40px; padding:5px;} .box2 .tl {left:-1px;top:-1px;} .box2 .tr {right:-1px;top:-1px;background-position:0 -6px;} .box2 .bl {left:-1px;bottom:-1px;background-position:0 -12px;} .box2 .br {right:-1px;bottom:-1px;background-position:0 -18px;} .box3{position:relative;zoom:1;padding:1em 1.5em;margin:.5em 0 1em 0; background:#f1f6de} .box3 .tl,.box3 .tr,.box3 .bl,.box3 .br {width:5px;height:5px;position:absolute;background:url('http://demo.jb51.net/html/css_yuanjiao/bg_co2.gif') no-repeat;overflow:hidden;} .box3 .cc{height:40px; padding:5px;} .box3 .tl {left:0;top:0;} .box3 .tr {right:0;top:0;background-position:0 -5px;} .box3 .bl {left:0;bottom:0;_bottom:-1px;background-position:0 -10px;} .box3 .br {right:0;bottom:0;_bottom:-1px;background-position:0 -15px;} </style> </head> <body> <div class="box1"> <span class="tl"></span><span class="tr"></span> <div class="cc"> <p>圆角一</p> </div> <span class="bl"></span><span class="br"></span> </div> <p></p> <div class="box2"> <span class="tl"></span><span class="tr"></span> <div class="cc"> <p>圆角二</p> </div> <span class="bl"></span><span class="br"></span> </div> <p></p> <div class="box3"> <span class="tl"></span><span class="tr"></span> <div class="cc"> <p>圆角三</p> </div> <span class="bl"></span><span class="br"></span> </div> </body> </html>
提示：您可以先修改部分代码再运行
<!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> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>百度有啊css圆角方案</title> <style> .box1{background:url('/html/css_yuanjiao/http://demo.jb51.net/html/css_yuanjiao/bg1.gif') repeat-x #1d6cb7;margin-top:1em;position:relative;zoom:1;width:778px;} .box1 .tl,.box1 .tr,.box1 .bl,.box1 .br {width:5px;height:5px;position:absolute;background:url('http://demo.jb51.net/html/css_yuanjiao/bg3.gif') no-repeat;overflow:hidden; } .box1 .cc{height:40px; padding:5px;} .box1 .tl {left:0;top:0;} .box1 .tr {right:0;top:0;background-position:0 -5px;} .box1 .bl {left:0;bottom:0;background-position:0 -10px;} .box1 .br {right:0;bottom:0;background-position:0 -15px;} .box2{border:1px solid #84cedd;margin-bottom:.8em;position:relative;zoom:1;width:778px;} .box2 .tl,.box2 .tr,.box2 .bl,.box2 .br {width:6px;height:6px;position:absolute;background:url('http://demo.jb51.net/html/css_yuanjiao/bg_co1.gif') no-repeat;overflow:hidden;} .box2 .cc{height:40px; padding:5px;} .box2 .tl {left:-1px;top:-1px;} .box2 .tr {right:-1px;top:-1px;background-position:0 -6px;} .box2 .bl {left:-1px;bottom:-1px;background-position:0 -12px;} .box2 .br {right:-1px;bottom:-1px;background-position:0 -18px;} .box3{position:relative;zoom:1;padding:1em 1.5em;margin:.5em 0 1em 0; background:#f1f6de} .box3 .tl,.box3 .tr,.box3 .bl,.box3 .br {width:5px;height:5px;position:absolute;background:url('http://demo.jb51.net/html/css_yuanjiao/bg_co2.gif') no-repeat;overflow:hidden;} .box3 .cc{height:40px; padding:5px;} .box3 .tl {left:0;top:0;} .box3 .tr {right:0;top:0;background-position:0 -5px;} .box3 .bl {left:0;bottom:0;_bottom:-1px;background-position:0 -10px;} .box3 .br {right:0;bottom:0;_bottom:-1px;background-position:0 -15px;} </style> </head> <body> <div class="box1"> <span class="tl"></span><span class="tr"></span> <div class="cc"> <p>圆角一</p> </div> <span class="bl"></span><span class="br"></span> </div> <p></p> <div class="box2"> <span class="tl"></span><span class="tr"></span> <div class="cc"> <p>圆角二</p> </div> <span class="bl"></span><span class="br"></span> </div> <p></p> <div class="box3"> <span class="tl"></span><span class="tr"></span> <div class="cc"> <p>圆角三</p> </div> <span class="bl"></span><span class="br"></span> </div> </body> </html>
提示：您可以先修改部分代码再运行