add send button in email code example

Example: how to add email send button in html and java

<table width="100%" cellspacing="0" cellpadding="0">
  <tr>
      <td>
          <table cellspacing="0" cellpadding="0">
              <tr>
                  <td class=”button” bgcolor="#ED2939">
                      <a  class=”link” href="https://www.copernica.com" target="_blank">
                          Click             
                      </a>
                  </td>
              </tr>
          </table>
      </td>
  </tr>
</table>