h2 {
  padding: 25px 0;
}

.screen {
	display: block;
	height: 350px;
	overflow: hidden;
	position: relative;
	border: 2px solid #b3b3b3;
	border-radius: 1px;
	margin: 0 auto;
}
.screen img {
	max-width: 100%;
	height: auto;
	position: absolute;
	z-index: 0;
  margin:auto;
  left:0;
  right:0;
  padding:0;
}