Bootstrap 3.0 - Table

HTML

<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/3.2.1/css/font-awesome.min.css">
<div class="custom-table">
  <table class = "table table-bordered">
    <tr>
      <th> Game ID </th>
      <th> Status </th>
      <th> Players </th>
      <th> Turn </th>
      <th> Last Turn </th>
      <th> Operations </th>
    </tr>
  </table>
  <div class="custom-table--body-wrapper" style="height: 300px;">
    <table class = "table table-hover table-bordered">
     <tr>
       <td> 1 </td>
       <td> IN PROGRESS </td>
       <td> 4/4 </td>
       <td> tedbeem </td>
       <td> 11/12/13 6:30 PM </td>
       <td> <button class = "btn btn-primary"> View </button> </td>
     </tr>
     <tr>
       <td> 2 </td>
       <td> RECRUITING </td>
       <td> 4/5 </td>
       <td> N/A </td>
       <td> 11/12/13 3:10 PM </td>
       <td> <button class = "btn btn-primary"> View </button> </td>
     </tr>
     <tr>
       <td> 13 </td>
       <td> IN PROGRESS </td>
       <td> 3/3 </td>
       <td> D-Halt-on </td>
       <td> 11/12/13 9:00 AM </td>
       <td> <button class = "btn btn-primary"> View </button> </td>
      </tr>
      <tr>
       <td> 1 </td>
       <td> IN PROGRESS </td>
       <td> 4/4 </td>
       <td> tedbeem </td>
       <td> 11/12/13 6:30 PM </td>
       <td> <button class = "btn btn-primary"> View </button> </td>
     </tr>
     <tr>
       <td> 2 </td>
       <td> RECRUITING </td>
       <td> 4/5 </td>
       <td> N/A </td>
       <td> 11/12/13 3:10 PM </td>
       <td> <button class = "btn btn-primary"> View </button> </td>
     </tr>
     <tr>
       <td> 13 </td>
       <td> IN PROGRESS </td>
       <td> 3/3 </td>
       <td> D-Halt-on </td>
       <td> 11/12/13 9:00 AM </td>
       <td> <button class = "btn btn-primary"> View </button> </td>
      </tr>
      <tr>
   ...

CSS

body {
  padding: 10px;
}

.custom-table {
  position: relative;
}

/** 右侧边框 */
.custom-table::before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  border-right: 1px solid #ddd;
}

/** 底部边框 */
.custom-table::after {
  content: "";
  display: block;
  height: 0px;
  position: relative;
  top: -1px;
  border-bottom: 1px solid #ddd;
}

.custom-table .table {
  table-layout: fixed;
  margin-bottom: 0;
}

.custom-table--body-wrapper {
  overflow: auto;
  margin-top: -1px;
}