.blocks, .blocks-2, .blocks-left, .blocks-right  {
	margin: 20px;
	padding: 10px;
	background-color: #eee;
}
.blocks div, .blocks-2 div, .blocks-left div, .blocks-right div { 
	background-color: #ddd;
	width: 400px;
	margin: 0 auto;
	padding: 20px;
	line-height: 1.5em;
	-webkit-transition: -webkit-transform 0.5s, opacity 0.5s;
	-moz-transition: -moz-transform 0.5s, opacity 0.5s;
	transition: transform 0.5s, opacity 0.5s;
}

.block-left {
	opacity: 0;
	-webkit-transform: translateX(-80px);
	-moz-transform: translateX(-80px);
	transform: translateX(-80px);
}

.block-right {
	opacity: 0;
	-webkit-transform: translateX(80px);
	-moz-transform: translateX(80px);
	transform: translateX(80px);
}