.card-collection {
	width: 100%;
	display: -webkit-box;
	display: -webkit-flex;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-orient: horizontal;
	-webkit-box-direction: normal;
	-webkit-flex-flow: row wrap;
			-ms-flex-flow: row wrap;
					flex-flow: row wrap;
	-webkit-justify-content: space-around;
			-ms-flex-pack: distribute;
					justify-content: space-around;

}

.wrap-card {
	width: 420px;
	height: 420px;
	margin: 5px;
	border-radius: 3px;
	-webkit-transform-style: preserve-3d;
					transform-style: preserve-3d;
	-webkit-perspective: 3000px;
					perspective: 3000px;
}
.wrap-card p {
	text-align: justify;
}
.card {
	width: 100%;
	height: 100%;
	-webkit-box-shadow: 0 0 5px;
					box-shadow: 0 0 5px;
	background: #607d8b;
	position: relative;
	-webkit-box-sizing: border-box;
					box-sizing: border-box;
	-webkit-transition: -webkit-transform .4s linear;
	transition: -webkit-transform .4s linear;
	transition: transform .4s linear;
	transition: transform .4s linear, -webkit-transform .4s linear;
}

.card img {
	display: block;
	width: 100%;
	height: 100%;
}

.face {
	width: 100%;
	height: 100%;
	position: absolute;
	padding: 5px 10px;
	-webkit-box-sizing: border-box;
					box-sizing: border-box;
}

.front {
	padding: 0;
	opacity: 1;
	-webkit-transition: opacity .3s .1s;
	transition: opacity .3s .1s;
	-webkit-backface-visibility: hidden;
					backface-visibility: hidden;
}

.back {
	-webkit-transform: rotateY(180deg);
					transform: rotateY(180deg);
	-webkit-backface-visibility: hidden;
					backface-visibility: hidden;
	cursor: default;
	opacity: 0;
	-webkit-transition: opacity .4s .2s;
	transition: opacity .4s .2s;
}

.back p {
	margin: 5px 0;
	color: #f7f7f7;
}

.wrap-card:hover > .card {
	-webkit-transform: rotate3D(0, 1, 0, 180deg);
			-ms-transform: rotate3D(0, 1, 0, 180deg);
					transform: rotate3D(0, 1, 0, 180deg);
}

.wrap-card:hover .back {
	-webkit-backface-visibility: visible;
					backface-visibility: visible;
	opacity: 1;
}

.wrap-card:hover .front {
	-webkit-backface-visibility: hidden;
					backface-visibility: hidden;
	opacity: 0;
}