.ClassTable{
    border: 1px solid #3B5998;
    border-collapse: collapse;
    font-family: 'lucida grande', tahoma, verdana, arial, sans-serif;
    font-size: 13px;
  }
 
  .ClassTable tbody tr td{
    border: 1px solid #3B5998;
  }
 
  .ClassTable thead{
    background: #3B5998;
    color: white;
    text-align: center;
  }
 
  .ClassTable tbody tr{
    border: 1px solid #3B5998;
  }
 
  .ClassTable tbody tr:Hover{
    background: #E6E6E6;
  }
  
<br />
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