html,
body {
	height: 100%;
}

body {
	align-items: center;
	background-color: #f5f5f5;
	display: flex;
	display: -ms-flexbox;
	display: -webkit-box;
	justify-content: center;
	min-height: 100%;
	padding-bottom: auto;
	padding-top: auto;
	-ms-flex-align: center;
	-ms-flex-pack: center;
	-webkit-box-align: center;
	-webkit-box-pack: center;
}