SOURCE

<table>
  <caption>a test table</caption>
  <tbody>
    <tr>
      <td rowspan="2" width="150"></td>      
      <td colspan="2">Average</td>
      <td rowspan="2">Red EyesRed EyesRed EyesRed Eyes</td>
    </tr>
    <tr>
      <td>height</td>
      <td>weight</td>
    </tr>
    <tr>
      <td>Males</td>
      <td>1.9</td>
      <td>0.003</td>
      <td>40%</td>
    </tr>
    <tr>
      <td>Females</td>
      <td>1.7</td>
      <td>0.002</td>
      <td>43%</td>      
    </tr>
  </tbody>
</table>

table {
  padding: 10px;
  width: 350px;
  table-layout: fixed;    
  border-collapse: separate;
  border-spacing: 5px;
  border: 2px solid #333333;  
  background: #2695f3;
  caption-side: bottom;
  font: 12px/24px Arial;
}
td {
  padding: 10px 10px;
  border: 2px solid pink;    
  background: white;
  text-align: center;
  overflow: hidden;  
}