h1 { font-size: 2rem; }
h2 { font-size: 1.688rem; }
h3 { font-size: 1.375rem; }

.back-to-top {
	position: fixed;
	bottom: 25px;
	right: 25px;
	display: none;
	}

a {
	color:  #0173b7;
	text-decoration: underline;
	}