.ch-item {
	position: relative;
	cursor: default;
	-webkit-perspective: 300px;
	-moz-perspective: 300px;
	-o-perspective: 300px;
	-ms-perspective: 300px;
	perspective: 300px;

}
.ch-info{
	position: absolute;
	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	-o-transform-style: preserve-3d;
	-ms-transform-style: preserve-3d;
	transform-style: preserve-3d;
}
.ch-info > div {
	display: block;
	position: absolute;
	background-position: center center;
	-webkit-transition: all 0.4s linear;
	-moz-transition: all 0.4s linear;
	-o-transition: all 0.4s linear;
	-ms-transition: all 0.4s linear;
	transition: all 0.4s linear;
	-webkit-transform-origin: 50% 0%;
	-moz-transform-origin: 50% 0%;
	-o-transform-origin: 50% 0%;
	-ms-transform-origin: 50% 0%;
	transform-origin: 50% 0%;
}
.ch-info h3 {
	color: #fff;
	text-transform: uppercase;
	letter-spacing: 2px;
	font-size: 24px;
	line-height:34px;
	margin: 0 15px;
	padding: 20px 0 0 0;
	min-height: 90px;
	text-align:center;

}

.ch-info p {
	color: #fff;
	padding: 10px 5px;
	font-style: italic;
	margin: 0 30px;
	font-size: 12px;
	border-top: 1px solid rgba(255,255,255,0.5);
}

.ch-info p a {
	display: block;
	color: #fff;
	color: rgba(255,255,255,0.7);
	font-style: normal;
	font-weight: 700;
	text-transform: uppercase;
	font-size: 9px;
	letter-spacing: 1px;
	padding-top: 4px;
	font-family: 'Open Sans', Arial, sans-serif;
}

.portfolio-4{
	width: 220px;
	height: 161px;
}

.portfolio-3{
	width: 300px;
	height: 214px;
}
.portfolio-3 .portfolio_tags{
	font-size:18px;
}
.portfolio-3 h3{
	font-size:28px;
	min-height:135px;
}

.portfolio-2{
	width: 460px;
	height: 295px;
}
.portfolio-2 .portfolio_tags{
	font-size:20px;
}
.portfolio-2 h3{
	font-size:36px ;
	min-height:180px;
}

.portfolio-1{
	width: 540px;
	height: 272px;
}
.portfolio-1 .portfolio_tags{
	font-size:20px;
}
.portfolio-1 h3{
	font-size:36px ;
	min-height:180px;
}

.ch-info .ch-info-back4 {
	-webkit-transform: translate3d(0,0,-220px) rotate3d(1,0,0,90deg);
	-moz-transform: translate3d(0,0,-220px) rotate3d(1,0,0,90deg);
	-o-transform: translate3d(0,0,-220px) rotate3d(1,0,0,90deg);
	-ms-transform: translate3d(0,0,-220px) rotate3d(1,0,0,90deg);
	transform: translate3d(0,0,-220px) rotate3d(1,0,0,90deg);
	opacity: 0;
}
.ch-info .ch-info-back3 {
	-webkit-transform: translate3d(0,0,-300px) rotate3d(1,0,0,90deg);
	-moz-transform: translate3d(0,0,-300px) rotate3d(1,0,0,90deg);
	-o-transform: translate3d(0,0,-300px) rotate3d(1,0,0,90deg);
	-ms-transform: translate3d(0,0,-300px) rotate3d(1,0,0,90deg);
	transform: translate3d(0,0,-300px) rotate3d(1,0,0,90deg);
	opacity: 0;
}
.ch-info .ch-info-back2 {
	-webkit-transform: translate3d(0,0,-460px) rotate3d(1,0,0,90deg);
	-moz-transform: translate3d(0,0,-460px) rotate3d(1,0,0,90deg);
	-o-transform: translate3d(0,0,-460px) rotate3d(1,0,0,90deg);
	-ms-transform: translate3d(0,0,-460px) rotate3d(1,0,0,90deg);
	transform: translate3d(0,0,-460px) rotate3d(1,0,0,90deg);
	opacity: 0;
}

.ch-info .ch-info-back1 {
	-webkit-transform: translate3d(0,0,-540px) rotate3d(1,0,0,90deg);
	-moz-transform: translate3d(0,0,-540px) rotate3d(1,0,0,90deg);
	-o-transform: translate3d(0,0,-540px) rotate3d(1,0,0,90deg);
	-ms-transform: translate3d(0,0,-540px) rotate3d(1,0,0,90deg);
	transform: translate3d(0,0,-540px) rotate3d(1,0,0,90deg);
	opacity: 0;
}

.ch-info p a:hover {
	color: #fff222;
	color: rgba(255,242,34, 0.8);
}

.ch-item:hover .ch-info-front4 {
	-webkit-transform: translate3d(0,220px,0) rotate3d(1,0,0,-90deg);
	-moz-transform: translate3d(0,220px,0) rotate3d(1,0,0,-90deg);
	-o-transform: translate3d(0,220px,0) rotate3d(1,0,0,-90deg);
	-ms-transform: translate3d(0,220px,0) rotate3d(1,0,0,-90deg);
	transform: translate3d(0,220px,0) rotate3d(1,0,0,-90deg);
	opacity: 0;
}
.ch-item:hover .ch-info-front3 {
	-webkit-transform: translate3d(0,300px,0) rotate3d(1,0,0,-90deg);
	-moz-transform: translate3d(0,300px,0) rotate3d(1,0,0,-90deg);
	-o-transform: translate3d(0,300px,0) rotate3d(1,0,0,-90deg);
	-ms-transform: translate3d(0,300px,0) rotate3d(1,0,0,-90deg);
	transform: translate3d(0,300px,0) rotate3d(1,0,0,-90deg);
	opacity: 0;
}
.ch-item:hover .ch-info-front2 {
	-webkit-transform: translate3d(0,460px,0) rotate3d(1,0,0,-90deg);
	-moz-transform: translate3d(0,460px,0) rotate3d(1,0,0,-90deg);
	-o-transform: translate3d(0,460px,0) rotate3d(1,0,0,-90deg);
	-ms-transform: translate3d(0,460px,0) rotate3d(1,0,0,-90deg);
	transform: translate3d(0,460px,0) rotate3d(1,0,0,-90deg);
	opacity: 0;
}
.ch-item:hover .ch-info-front1 {
	-webkit-transform: translate3d(0,540px,0) rotate3d(1,0,0,-90deg);
	-moz-transform: translate3d(0,540px,0) rotate3d(1,0,0,-90deg);
	-o-transform: translate3d(0,540px,0) rotate3d(1,0,0,-90deg);
	-ms-transform: translate3d(0,540px,0) rotate3d(1,0,0,-90deg);
	transform: translate3d(0,540px,0) rotate3d(1,0,0,-90deg);
	opacity: 0;
}

.ch-item:hover .ch-info-back4,.ch-item:hover .ch-info-back3,.ch-item:hover .ch-info-back2,.ch-item:hover .ch-info-back1 {
	-webkit-transform: rotate3d(1,0,0,0deg);
	-moz-transform: rotate3d(1,0,0,0deg);
	-o-transform: rotate3d(1,0,0,0deg);
	-ms-transform: rotate3d(1,0,0,0deg);
	transform: rotate3d(1,0,0,0deg);
	opacity: 1;
}