<mjml>
  <mj-head>
    <mj-style inline="inline">
      .box {
        border: 5px solid red;
      }
      .box > div > span {
        border: 3px solid blue;
      }
    </mj-style>
  </mj-head>
  <mj-body>
    <mj-section>
      <mj-column>

        <mj-image width="100px" src="/assets/img/logo-small.png"></mj-image>

        <mj-divider border-color="#F45E43"></mj-divider>

        <mj-text css-class="box" font-size="20px" color="#F45E43" font-family="helvetica">
          <span>
            &lt; Hello World &gt;
          </span>
        </mj-text>

      </mj-column>
    </mj-section>
  </mj-body>
</mjml>
