<!DOCTYPE HTML><html> <head> <meta charset="gb2312" /> <title></title> <style> *{margin:0; padding:0;} .a { position:absolute; top:0; right:0; } .b { position:relative; top:0; right:-55px; width:100px; height:100px; border:1px solid red; } </style> </head> <body style="height:1000px;"> <div class="a"> <div class="b"></div> </div> </body></html>
.a{overflow:hidden}
.a{overflow:hidden}
++
