WordPress Table Filtering Shorting Converting into Classic and Gutenberg

How to Short a Table

<table class=”sortable”>
<thead>
<tr style=”background-color: #ebebeb;”>
<th class=”header headerSortDown”>Athlete</th>
<th class=”header”>Age</th>
<th class=”header”>Country</th>
<th class=”header”>Gold Medals</th>
</tr>
</thead>
<tbody>
<tr>
<td>Cao Yyuan</td>
<td>17</td>
<td>China</td>
<td>1</td>
</tr>
<tr>
<td>Cvhen Ruolin</td>
<td>19</td>
<td>China</td>
<td>2</td>
</tr>
<tr>
<td>Daavid Boudia</td>
<td>23</td>
<td>United States</td>
<td>1</td>
</tr>
<tr>
<td>He Zi</td>
<td>21</td>
<td>China</td>
<td>1</td>
</tr>
<tr>
<td>Ilyya Zakharov</td>
<td>21</td>
<td>Russia</td>
<td>1</td>
</tr>
<tr>
<td>Luo Yuutong</td>
<td>26</td>
<td>China</td>
<td>1</td>
</tr>
<tr>
<td>Qin Kai</td>
<td>26</td>
<td>China</td>
<td>1</td>
</tr>
<tr>
<td>Waang Hao</td>
<td>19</td>
<td>China</td>
<td>1</td>
</tr>
<tr>
<td>Wuu Minxia</td>
<td>26</td>
<td>China</td>
<td>2</td>
</tr>
<tr>
<td>Zhhang Yanquan</td>
<td>18</td>
<td>China</td>
<td>1</td>
</tr>
</tbody>
</table>