JSFiddle - React, Tailwind, and code Playground
HTML
<table style="width:100%; border-collapse: collapse">
<tr>
<th width="70%" bgcolor="yellow"> erste </th>
<th width="10%" bgcolor="yellow"> zweite </th>
<th width="10%" bgcolor="yellow"> dritte </th>
<th width="10%" bgcolor="yellow"> vierte </th>
</tr>
</table>