.back-to-top::after {
	content: "\f077";
	font-family: "Font Awesome 5 Free";
	font-weight: 700;
	text-indent: 0;
	color: #74857a;
	left: 0;
	top: 0;
	font-size: 1.5rem;
	position: absolute;
	width: 100%;
	text-align: center;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
}
.back-to-top {
	position: fixed;
	right: 50px;
	bottom: 150px;
	text-indent: -99999px;
	background: #ffffff;
	border: 1px solid #333333;
	width: 50px;
	height: 50px;
	border-radius: 100%;
}