/*Base Styles*/

.ch-grid {
	margin: 20px 0 0 0;
	padding: 0;
	list-style: none;
	display: block;
	text-align: center;
	width: 100%;
}

.ch-grid:after,
.ch-item:before {
	content: '';
    display: table;
}

.ch-grid:after {
	clear: both;
}

.ch-grid li {
	width: 220px;
	height: 220px;
	display: inline-block;
	margin: 20px;
}

.ch-item {
	width: 100%;
	height: 100%;
	border-radius: 50%;
	position: relative;
	box-shadow: 0 1px 2px rgba(0,0,0,0.1);
	cursor: default;
}


/*Extra Wrapper for perspective and box-shadow transition*/

.ch-info-wrap{
	position: absolute;
	width: 180px;
	height: 180px;
	border-radius: 50%;
	perspective: 800px;
	transition: all 0.4s ease-in-out;
	top: 20px;
	left: 20px;
	background: #f9f9f9 url(../images/bg.jpg);
	box-shadow:
		0 0 0 20px rgba(255,255,255,0.2),
		inset 0 0 3px rgba(115,114, 23, 0.8);

}

/*Element to be rotated in 3d*/

.ch-info{
	position: absolute;
	width: 180px;
	height: 180px;
	border-radius: 50%;
	transition: all 0.4s ease-in-out;
	transform-style: preserve-3d;
}

/*Front and Back Common Styles*/

.ch-info > div {
	display: block;
	position: absolute;
	width: 100%;
	height: 100%;
	border-radius: 50%;
	background-position: center center;
	backface-visibility: hidden;
}

/*Backface Rotated to Hide Initial*/

.ch-info .ch-info-back {
	transform: rotate3d(0,1,0,180deg);
	background: #000;
}

/*Background Images*/

.ch-img-1 {
	background-image: url(../img/Nirvana.jpg);
}

.ch-img-2 {
	background-image: url(../img/Soundgarden.jpg);
}

.ch-img-3 {
	background-image: url(../img/AliceInChains.jpg);
}

.ch-img-4 {
  background-image: url(../img/PearlJam.jpg);
}

/*Typographical Elements*/

.ch-info h3 {
	color: #fff;
	text-transform: uppercase;
	letter-spacing: 2px;
	font-size: 14px;
	margin: 0 15px;
	padding: 40px 0 0 0;
	height: 70px;
	font-family: 'Open Sans', Arial, sans-serif;
	text-shadow:
		0 0 1px #fff,
		0 1px 2px rgba(0,0,0,0.3);
}

.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: 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;
}

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

/*Change BoxShadow of Wrapper and Rotate Parent */

.ch-item:hover .ch-info-wrap {
	box-shadow:
		0 0 0 0 rgba(255,255,255,0.8),
		inset 0 0 3px rgba(115,114, 23, 0.8);
}

.ch-item:hover .ch-info {
	transform: rotate3d(0,1,0,-180deg);
}