A very simple css for a very simple html table

The css

#simple-tb
{
border: 1px solid black; 
border-collapse:collapse;
}
#simple-tb th
{
border: 1px solid black; 
background-color:#ccc; 
text-align: left;
}
#simple-tb td
{
border:1px solid black; 
padding:5px;
}
#simple-tb tr:nth-child(even) 
{
background-color: #eee;
}

The html table

<table id='simple-tb'>
<thead>
<tr><th>ID</th><th>Name</th><th>Age</th></tr>
</thead>
<tbody>
<tr><td>12134</td><td>Anni</td><td>22</td></tr>
<tr><td>21244</td><td>Ben</td><td>27</td></tr>
<tr><td>67333</td><td>Cay</td><td>21</td></tr>
<tr><td>15524</td><td>Denny</td><td>23</td></tr>
<tr><td>53325</td><td>Eddie</td><td>19</td></tr>
<tr><td>56126</td><td>Frank</td><td>17</td></tr>
<tr><td>28347</td><td>Gail</td><td>21</td></tr>
</tbody>
</table>

The result