cssでは左側が固定、右側がadaptive_html/css_WEB-ITnose

<div class="container"><div class="left">左侧固定宽度200px</div><div class="right">右侧自适应</div></div>

.container{width: 100%; }.left{color:red; background: gray; float: left; height: 100px}//左侧的div.right{color:red; background: blue; margin-left: -200px;}//右侧的div

.container{width: 100%;}.left {width:200px; background:#fcc; position:absolute; left:0 ;z-index:1 }.right {width:100%; background:#ccc; position:absolute; left:0}

.container{width:100%}.left { background-color: green; float: left; width: 200px; margin-right: -100%; }.right { float: left; width: 100%;margin-left: 200px; background-color:blue; }