.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: 320px;
 height: 320px;
 display: inline-block;
 margin: 20px;
}

.ch-item {
 width: 100%;
 height: 100%;
 border-radius: 50%;
 position: relative;
 cursor: default;
 box-shadow:
  inset 0 0 0 16px rgba(255,255,255,0.6),
  0 1px 2px rgba(0,0,0,0.1);
 
 -webkit-transition: all 0.4s ease-in-out;
 -moz-transition: all 0.4s ease-in-out;
 -o-transition: all 0.4s ease-in-out;
 -ms-transition: all 0.4s ease-in-out;
 transition: all 0.4s ease-in-out;
}

.ch-img{
 background-image: url(http://25.media.tumblr.com/6d1aa8c2a32f9cbb68053a769eb73f6b/tumblr_mjcsfvX3uS1rijxt2o1_400.png);
background-position:50% 50%;
background-size:500px;
}

.ch-info {
 position: absolute;
 background: url(http://24.media.tumblr.com/cae059a5ffb982ee929665a775bad4bd/tumblr_mjdqvroBTr1qgar3fo1_500.jpg) D9E8FC;background-position:50% 50%;
 width: inherit;
 height: inherit;
 border-radius: 50%;
 opacity: 0;

 -webkit-transition: all 0.4s ease-in-out;
 -moz-transition: all 0.4s ease-in-out;
 -o-transition: all 0.4s ease-in-out;
 -ms-transition: all 0.4s ease-in-out;
 transition: all 0.4s ease-in-out;

 -webkit-transform: scale(0);
 -moz-transform: scale(0);
 -o-transform: scale(0);
 -ms-transform: scale(0);
 transform: scale(0);

 -webkit-backface-visibility: hidden;

}


.ch-item:hover {
 box-shadow:
  inset 0 0 0 1px rgba(255,255,255,0.1),
  0 1px 2px rgba(0,0,0,0.1);
}
.ch-item:hover .ch-info {
 -webkit-transform: scale(1);
 -moz-transform: scale(1);
 -o-transform: scale(1);
 -ms-transform: scale(1);
 transform: scale(1);
 opacity: 1;
}

.ch-item:hover .ch-info p {
 opacity: 1;
}