body
{
    margin: 0;
    text-align: center;
    font-size: 12px;
    background: #000;
    font-family: Tahoma;
    color: White;
}
#content
{
    width: 980px;
    height: 600px;
    background-image: url('../images/contentbg.gif');
}
#miantable
{
    width: 100%;
    height: 600px;
}
#userinfo
{
    width: 206px;
}
#info
{
    width: 200px;
}
#demo
{
    margin-top: 25px;
    overflow: hidden;
    width: 100%;
    height: 155px;
}
#indemo
{
    float: left;
    width: 800%;
}
#demo1
{
    float: left;
}
#demo2
{
    float: left;
}
.titleBT
{
    background-image: url('../images/navbg.gif');
    height: 30px;
    text-align: left;
}
.bian
{
    border-color: #1A1A1A; 
    border-style: solid;
    border-width: 1px;
}