@import url('https://fonts.googleapis.com/css?family=Open+Sans:300');

* {
  margin: 0;
  padding: 0;
  background:#333;
}	

body {
 
  background: #333;
}

.gallery {
  width:100%;
  margin: 0 auto;
  padding: 5px;
  background: #333;
  box-shadow: 0 1px 2px rgba(0,0,0,.3);
  margin-top:30PX;
  margin-bottom:50px;
}

.gallery > div {
  position: relative;
  float: left;
  padding: 5px;
}

.gallery > div > img {
  display: block;
  width: 455px;
  transition: .1s transform;
  transform: translateZ(0); /* hack */
}

.gallery > div:hover {
  z-index: 1;
}

.gallery > div:hover > img {
  transform: scale(1.8,1.8);
  transition: .3s transform;
}

.cf:before, .cf:after {
  display: table; 
  content: "";
  line-height: 0;
}

.cf:after {
  clear: both;
}