.containerContent {
    width: 460px;
    z-index: 1;
    position: relative;
    padding-top: 44px;
    margin: 0 auto;
}  
.col1{width: 100%; position: relative; float: left;}
.col2{width: 210px; position: relative; float: left;}
.col3{width: 200px; position: relative; float: left;}
.col4{width: 220px; position: relative; float: left;}