#scrolltotop.visible{
	opacity: 1;
	transition: all 0.3s;
}

#scrolltotop:not(.visible){
	visibility: hidden;
	opacity: 0;
	transition: all 0.3s;
}

#abc_nav .copyright {
	background: #696969;
	color: #fff;
	padding: 1rem 0;
	font-size: 12px;
}