.scroll_to_top_arrow {
	position: fixed;
	z-index: 99;
        border: 1px solid black;
	background-color: rgba(102,102,102,0.4);
        color: white;
        font-size: 32px;
	font-weight: normal;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-style: none;
	bottom: 15px;
	right: 15px;
	margin: 0;
	padding: 0;
        -webkit-border-radius: 3px;
        -moz-border-radius: 3px;
        border-radius: 3px;
        display: flex;
}
.scroll_to_top_arrow span {
	padding: 5px 6px 5px 5px;
        display: block;
}
.scroll_to_top_arrow:hover {
	background-color: rgba(102,102,102,7);
	cursor: pointer;
}