body {
	background: #000;
}
.wrapper {
	margin: 8% auto;

}
.single-box {
	width: 24%;
	margin: 0px auto;
	background: #111;
	border-radius: 25px;
	color: #fff;
	padding: 30px;
	font-family: merienda;
	text-align: justify;
	position: relative;
}
.single-box h2 {
	border-bottom: 5px solid #fff;
	padding-bottom: 10px;
	text-align:center;
}
.single-box:before{
	content: '';
	background: linear-gradient(45deg, #ff0000, #ff7300, #fffb00, #48ff00, #00ffd5, #002bff, #7a00ff, #ff00c8, #ff0000);
	position: absolute;
	top: -2px;
	left: -2px;
	-webkit-background-size: 400%;
	background-size: 400%;
	z-index: -1;
	filter: blur(5px);
	width: calc(100% + 4px);
	height: calc(100% + 4px);
	animation: animate 20s linear infinite;
	opacity: 0;
	transition: opacity .3s ease;
}
.single-box:hover:before{
	opacity: 1;
}
.single-box:after {
	z-index: -1;
	content: '';
	position: absolute;
	width: 100%;
	height: 100%;
	background: #111;
	left: 0;
	top: 0;
}
@keyframes animate{
	0%{
		background-position: 0 0;
	}
	50%{
		background-position: 400% 0;
	}
	100%{
		background-position: 0 0;
	}
}