<style type="text/css">
  #dataContainer{
    position:relative;
    width:100proc;
    height:800px;
    background-color:#F0F0F0;
    margin-top:5px;
  }
  .tabh{
    cursor:pointer;
    border-top:1px solid black;
    border-bottom:1px solid black;
    border-left:1px solid black;
    border-right:1px solid black;
    padding:4px;
    background-color:#E0E0E0;
    font-weight:bold;
  }
  .tabs{
    margin-top:10px;
    position:absolute;
    left:0px;
    top:0px;
  }
</style>