<style> #div1 { margin:0px auto; width:500px; height:370px ; text-align:center; background:url(/jscss/demoimg/wall3.jpg);} #div2 { height:330px; filter:alpha(Opacity=80);-moz-opacity:0.5;opacity: 0.5;z-index:100; background-color:#ffffff; } </style> </head> <body> <div id="div1"> <div style="padding:20px;"><div id="div2">这里是透明的DIV</div></div> </div>联系客服
