full-stack-fastapi-template/backend/app/email-templates/src/new_account.mjml

<mjml>
  <mj-body background-color="#fafbfc">
    <mj-section background-color="#fff" padding="40px 20px">
      <mj-column vertical-align="middle" width="100%">
        <mj-text align="center" padding="35px" font-size="20px" color="#333">{{ project_name }} - New Account</mj-text>
        <mj-text align="center" font-size="16px" padding-left="25px" padding-right="25px" font-family="Arial, Helvetica, sans-serif" color="#555"><span>Welcome to your new account!</span></mj-text>
        <mj-text align="center" font-size="16px" padding-left="25px" padding-right="25px" font-family="Arial, Helvetica, sans-serif" color="#555">Here are your account details:</mj-text>
        <mj-text align="center" font-size="16px" padding-left="25px" padding-right="25px" font-family="Arial, Helvetica, sans-serif" color="#555">Username: {{ username }}</mj-text>
        <mj-text align="center" font-size="16px" padding-left="25px" padding-right="25px" font-family="Arial, Helvetica, sans-serif" color="#555">Password: {{ password }}</mj-text>
        <mj-button align="center" font-size="18px" background-color="#009688" border-radius="8px" color="#fff" href="{{ link }}" padding="15px 30px">Go to Dashboard</mj-button>
        <mj-divider border-color="#ccc" border-width="2px"></mj-divider>
      </mj-column>
    </mj-section>
  </mj-body>
</mjml>