单行单列1

#wrap{width:800px; min-height:560px; _height:560px; margin:10px auto; border:3px solid #CCC;}

#content {
    float: left;
    display:inline;/*消除IE6双倍边距*/
    margin:20px;

    padding: 10px;
    background: #666;
    border: 5px solid #ccc;
}