.containerContent {
    z-index: 1;
    position: relative;
    padding: 40px 0px 40px 0px;
    display: inline-block;
    width: 820px;
}  
.col1{width: 100%; position: relative; float: left;}
.col2{width: 320px; position: relative; float: left;}
.col3{width: 405px; position: relative; float: left;}
.col4{width: 315px; position: relative; float: left;}
.col5{width: 305px; position: relative; float: left;}
.col6{width: 345px; position: relative; float: left;}
.col7{width: 250px; position: relative; float: left;}