.to_top {
	position: fixed;
	right: 1vw;
	bottom: 6vw;
	-webkit-box-shadow: inset 0 -4px 1px #2d7e3c, inset 0 0 24px rgba(252, 160, 80, 0.15);
	box-shadow: inset 0 -4px 1px #2d7e3c, inset 0 0 24px rgba(252, 160, 80, 0.15);
	background-image: -webkit-gradient(linear, left bottom, left top, from(#3fab53), to(#48e364)), -webkit-gradient(linear, left bottom, left top, from(#ee858c), color-stop(98%, #fabcbc), to(#fabcbc));
	background-image: -webkit-linear-gradient(bottom, #3fab53 0%, #48e364 100%), -webkit-linear-gradient(bottom, #ee858c 0%, #fabcbc 98%, #fabcbc 100%);
	background-image: -o-linear-gradient(bottom, #3fab53 0%, #48e364 100%), -o-linear-gradient(bottom, #ee858c 0%, #fabcbc 98%, #fabcbc 100%);
	background-image: linear-gradient(to top, #3fab53 0%, #48e364 100%), linear-gradient(to top, #ee858c 0%, #fabcbc 98%, #fabcbc 100%);
	width: 3.5vw;
	height: 3.5vw;
	border-radius: 100%;
	padding: 0.7vw;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-align: center;
	-ms-flex-align: center;
	align-items: center;
	-webkit-box-pack: center;
	-ms-flex-pack: center;
	justify-content: center;
	cursor: pointer;
	z-index: 189;
	/*-webkit-animation: radial-pulse 1.5s infinite;*/
	/*animation: radial-pulse 1.5s infinite;*/

	opacity: 0;
	-webkit-transform: scale(0);
	-ms-transform: scale(0);
	transform: scale(0);
	-webkit-transition: all 0.4s;
	-o-transition: all 0.4s;
	transition: all 0.4s;
}

.to_top:hover {
	-webkit-box-shadow: inset 0 4px 1px #2d7e3c;
	box-shadow: inset 0 4px 1px #2d7e3c;
}

.to_top:after {
	content: '';
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	border-radius: 100%;


	-webkit-transition: all 0.4s;
	-o-transition: all 0.4s;
	transition: all 0.4s;
	/*-webkit-animation: pulse2 2s infinite;*/
	/*animation: pulse2 2s infinite;*/
}

.to_top:before {
	content: '';
	position: relative;
	border: 0.8vw solid transparent;
	border-bottom: 1vw solid #fff;
	-webkit-transform: translateY(-25%);
	-ms-transform: translateY(-25%);
	transform: translateY(-25%);
	-webkit-transition: all 0.4s;
	-o-transition: all 0.4s;
	transition: all 0.4s;
}

.to_top.act {
	opacity: 1;
	-webkit-transform: scale(1);
	-ms-transform: scale(1);
	transform: scale(1);
}

.to_top:hover:before {
	-webkit-transform: translateY(-37%);
	-ms-transform: translateY(-37%);
	transform: translateY(-37%);
}

@media (max-width: 900px) {
	.to_top {
		width: 3.5rem;
		height: 3.5rem;
		padding: 0.5rem;
		right: 2rem;
	}

	.to_top:before {
		border: 0.8rem solid transparent;
		border-bottom: 1rem solid #fff;
	}
}