Generar marcos y pilares a la siguiente tabla <tr> <td> <a href="https://www.youtube.com/">Youtube</a> </td> <td> <a href="https://www.google.com/">Google</a> </td> <td> <a href="https://www.facebook.com/">Facebook</a> </td> <td> <a href="https://www.instagram.com/">Instagram</a> </td> </tr>
<table border='1' cellspacing='0' cellpadding='0'> <tr> <td> <a href="https://www.youtube.com/">Youtube</a> </td> <td> <a href="https://www.google.com/">Google</a> </td> <td> <a href="https://www.facebook.com/">Facebook</a> </td> <td> <a href="https://www.instagram.com/">Instagram</a> </td> </tr> </table>