<div class="fs-2 fs-sm-3 fs-md-4 fs-lg-5 fs-xl-6" style="padding: 1rem; margin: 1rem;">
		<div style="color: red;" class="d-block d-sm-none">xs</div>
		<div style="color: blue;" class="d-none d-sm-block d-md-none">sm</div>
		<div style="color: green;" class="d-none d-md-block d-lg-none">md</div>
		<div style="color: purple;" class="d-none d-lg-block d-xl-none">lg</div>
		<div style="color: gold;" class="d-none d-xl-block">xl</div>
		<div>
			Test velikosti fontu
		</div>:)
	</div>