.center_image
    {
    text-align:center;
    margin-top:0px;
    margin-bottom:0px;
    padding:0px;
    }
  td.tbor2px
    {
    border-top-style:solid;
    border-top-color:black;
    border-top-width:2px;
    }
  td.lbor2px
    {
    border-left-style:solid;
    border-left-color:black;
    border-left-width:2px;
    }
  td.bbor1px
    {
    border-bottom-style:solid;
    border-bottom-color:black;
    border-bottom-width:1px;
    }
  td.bbor2px
    {
    border-bottom-style:solid;
    border-bottom-color:black;
    border-bottom-width:2px;
    }