经典的表格样式
<style type="text/css"> #tbList { border:2px solid #90CBFB; width:600px; margin:20px auto; border-collapse:collapse; } #tbList th,td { border:2px solid #90CBFB; padding:5px; text-align:left; } #tbAdd { border:1px solid #000; width:300px; margin:10px auto; background-color:#fff; border-collapse:collapse; position:absolute; left:360px; display:none; } #tbAdd td { padding:10px; } #divShadow { width:100%; height:100%; position:absolute; left:0px; top:0px; background-color:Gray; opacity:0.7; display:none; } </style>