<div>
<h3 class="section header">This is Header</h3>
<p class="section paragraph">Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p>
<p class="section paragraph">Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p>
</div>
body {
font-size: 1.5rem;
}
div p {
background-color: yellow;
}
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