<!DOCTYPE html"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>网页</title> <style type="text/css"> /*存放元素的区域*/ html,body{ height:100%; } .content{/*存放元素的区域*/ position:relative; width:200px; height:200px; background-color: #368; margin:auto; } .love{ position:relative; width:200px; height:180px; background: silver; } .love .left{ position:absolute; left:32px; width:100px; height:150px; background: red; border-radius:50px 50px 0 0; /* 对应的长度 得出弧度*/ transform:rotate(-45deg);/*css3 形变,逆时针旋转45度*/ } .love .right{ position:absolute; left:68px; width:100px; height:150px; background: red; border-radius:50px 50px 0 0; /* 对应的长度 得出弧度*/ transform:rotate(45deg);/*css3 形变,逆时针旋转45度*/ } .love .left,.love .right{ } </style> </head> <body> <!-- --> <div class=‘content‘> <div class=‘love‘> <div class=‘left‘></div> <div class=‘right‘></div> </div> </div> </body> </html>