/* 40px */
.toTop-arrow {
	width: 3rem;
	height: 3rem;
	padding: 0;
	margin: 0;
	border: 0;
	opacity: 0.6;
	/*background: #000;*/
	cursor: pointer;
	position:fixed;
	right: 0.5rem;
	bottom: 8rem;
	display: none;
	z-index: 999;
}
.toTop-arrow::before, .toTop-arrow::after {
	width: 18px;
	height: 5px;
	/*border-radius: 3px;
	background-color: #f90;*/
	position: absolute;
	content: "";
	background: url('top.png') no-repeat top left /32px 16px;/*相容沒測*/
}
/*
.toTop-arrow::before {
	transform: rotate(-45deg) translate(0, -50%);
	left: 0.7rem;
}
.toTop-arrow::after {
	transform: rotate(45deg) translate(0, -50%);
	right: 0.7rem;
}*/
.toTop-arrow:focus {outline: none;}