body {margin:0px;padding:0px;font-size:12px;text-align:center;} body > div {text-align:center; margin-right:auto; margin-left:auto;} .content{width:900px;} .content .left{ float:left; width:20%; border:1px solid #FF0000; margin:3px; } .content .center{float:left;border:1px solid #FF0000;margin:3px;width:57%} .content .right{float:right;width:20%;border:1px solid #FF0000;margin:3px} .mo{height:auto;border:1px solid #CCC;margin:3px;background:#FFF} .mo h1{background:#ECF9FF;height:18px;padding:3px;cursor:move} .mo .nr{height:80px;border:1px solid #F3F3F3;margin:2px} h1{margin:0px;padding:0px;text-align:left;font-size:12px}

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