.contentIframeClass {
	width: 100%;
	height: 100%;
	position: absolute;
	border: none;
}
.dummyIFrameClass {
	display: none;
}
.prev, .next {
	cursor: pointer;
	position: absolute;
	top: 50%;
	padding: 15px;
	color: rgb(0, 0, 0);
	font-weight: bold;
	font-size: 30px;
	visibility: hidden;
}
.next {
	right: 0;
	border-radius: 3px 0 0 3px;
}
html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: #f5f5f5;
}

.contentIframeClass {
    left: 50% !important;
    transform: translateX(-50%) !important;
}
body, #container, .page-scale-wrap {
  margin: 0 auto !important;
  left: 0 !important;
  right: 0 !important;
}