<h1 class="xxs">Headings</h1>
              <div>
                <h1 class="xlg">Extra Large</h1>
                <h1 class='lg'>Large</h2>
                <h1 class='md'>Medium</h3>
                <h1 class='sm'>Small</h4>
                <h1 class='xs'>Extra Small</h5>
                <h1 class='xxs'>Extra Extra Small</h6>
              </div>