Card Headings

<mj-wrapper padding="24px" background-color="#FFFFFF" border-radius="6px">
  <mj-section padding="0px 0px 16px 0px" border-bottom="1px solid #EAEAEA">
    <mj-column padding="0" vertical-align="middle">
      <mj-text padding="0" color="#000000" align="left" font-size="16px"
        line-height="0px" font-weight="500"
        font-family="Inter, Helvetica, Arial, sans-serif">
        Card Header
      </mj-text>
    </mj-column>
  </mj-section>
</mj-wrapper>