本帖最后由 winform_4 于 2011-06-22 19:59:54 编辑

解决方案 »

  1.   

    设置body的背景色body{background:#ccc;}
      

  2.   

    <!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>
            <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
            <title>无标题文档</title>
            <style type="text/css">
                #Layer1 {
                    margin-left:auto;
                    margin-right:auto;
                    width:848px;
                    height:1000px;
                    z-index:1;
                    background-color:#FF0000;
                }
            </style>
        </head>
        <body bgcolor="#ececec">
            <form>
                <div id="Layer1"></div>
            </form>
        </body>
    </html>
      

  3.   


    div标签style="background-color:#000000;"
      

  4.   

    +1 貌似在chrome下面 靠左  是你故意的还是 css问题