Table body{margin:0px; padding:0px; font-size:12px} .div{height:160px;width:160px;position:absolute; text-align:center; } .demo1{ border:1px solid #96C2F1;background-color:#EFF7FF;left:150px;top:20px} .demo2{ border:1px solid #9BDF70;background-color:#F0FBEB;left:450px;top:20px} .demo3{ border:1px solid #BBE1F1;background-color:#EEFAFF;left:750px;top:20px} .demo4{ border:1px solid #96C2F1;background-color:#EEFAFF;left:150px;top:220px} .demo5{ border:1px solid #FFCC00;background-color:#FFFFF7;left:450px;top:220px} .demo6{ border:1px solid #E3E197;background-color:#FFFFDD;left:750px;top:220px} .demo7{ border:1px solid #ADCD3C;background-color:#F2FDDB;left:150px;top:420px} .demo8{ border:1px solid #F8B3D0;background-color:#FFF5FA;left:450px;top:420px} .demo9{ border:1px solid #D3D3D3;background-color:#F7F7F7;left:750px;top:420px} .focus{background-color: #990000;} demo1 demo2 demo3 demo4 demo5 demo6 demo7 demo8 demo9 [Ctrl+A 全选 注:引入外部Js需再刷新一下页面才能执行]