<h1 class="h1">Lorem ipsum dolor sit (37 characters)</h1>
<h2 class="h2">Lorem ipsum dolor sit (37 characters)</h2>
<h3 class="h3">Lorem ipsum dolor sit (37 characters)</h3>
<h4 class="h4">Lorem ipsum dolor sit (37 characters)</h4>
<h5 class="h5">Lorem ipsum dolor sit (37 characters)</h5>
<h6 class="h6">Lorem ipsum dolor sit (37 characters)</h6>