CSS/HTML

层自动适应高度

网络 2006-11-15CSS/HTML10407

body { font:12px Tahoma;margin:0px;text-align:center; } a:link,a:visited {font-size:12px;text-decoration:none;} a:hover{} /*页面层容器*/ #container { width:780px;margin:0px auto;background:#fff } /*页面头部*/ #header {background:url(logo.gif) no-repeat;} #banner { background:url(banner.jpg) 0px no-...

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"><head><title></title><style type="text/css"> body { font:12px Tahoma;margin:0px;text-align:center; } a:link,a:visited {font-size:12px;text-decoration:none;} a:hover{} /*页面层容器*/ #container { width:780px;margin:0px auto;background:#fff } /*页面头部*/ #header {background:url(logo.gif) no-repeat;} #banner {     background:url(banner.jpg) 0px no-repeat; /*加入背景图片*/;background:#999;     width:780px; /*设定层的宽度*/     margin:auto; /*层居中*/     height:200px; /*设定高度*/     border-bottom:5px solid #EFEFEF; /*画一条浅灰色实线*/     clear:both /*清除浮动*/ } #pagebody {     width:780px; /*设定宽度*/     margin:0px auto; /*居中*/     background:#000 } #sidebar {     width:200px; /*设定宽度*/     text-align:left; /*文字左对齐*/     float:left; /*浮动居左*/     background:#f3c;color:#666     overflow:hidden; /*超出宽度部分隐藏*/         height:300px;     padding:0px } #mainbody {     width:580px;     text-align:left;      margin:0px auto; /*居中*/        float:right;         overflow:hidden;      color:#fff } /*页面底部*/ #footer{ width:780px;margin:0 auto;height:65px;background:#999;repeat-x;color:#ff0066;clear:both; } </style></head><body>       <div id=container></div> <div id=header> <div id=banner></div></div> <div id=pagebody> <div id=sidebar><h2>这一层需要与右边的层同步,也需要自适应高度</h2></div> <div id=mainbody><h2>想使这一层自动适应高度,有办法吗?</h2></div> <div style="clear:both;height:1px;margin-bottom:-1px;padding:0; background:#FF0000"></div> </div> <div id=footer>这一层不变</div></div></body></html>

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