mj-text-padding.mjml

<mjml>
  <mj-body>
    <mj-section>
      <mj-column>
        <mj-text padding="1px">
          with padding
        </mj-text>
      </mj-column>
    </mj-section>
    <mj-section>
      <mj-column>
        <mj-text padding-top="2px">
          with padding-top
        </mj-text>
      </mj-column>
      <mj-column>
        <mj-text padding-bottom="3px">
          with padding-bottom
        </mj-text>
      </mj-column>
    </mj-section>
    <mj-section>
      <mj-column>
        <mj-text padding-left="4px">
          with padding-left
        </mj-text>
      </mj-column>
      <mj-column>
        <mj-text padding-right="5px">
          with padding-right
        </mj-text>
      </mj-column>
    </mj-section>
  </mj-body>
</mjml>