html, body {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
	text-align: center;
}
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}

@font-face {
	font-family: 'lotregular';
	src: url('../font/lot-webfont.eot');
	src: url('../font/lot-webfont.eot?#iefix') format('embedded-opentype'),
		 url('../font/lot-webfont.woff2') format('woff2'),
		 url('../font/lot-webfont.woff') format('woff'),
		 url('../font/lot-webfont.ttf') format('truetype'),
		 url('../font/lot-webfont.svg#lotregular') format('svg');
	font-weight: normal;
	font-style: normal;
}
.back-btn {
	font-family: 'lotregular', sans-serif;
	position: absolute;
	left: 0;
	top: 0;
	padding: 10px;
	color: #333;
	letter-spacing: 1px;
	font-size: 18px;
	text-align: left;
	text-decoration: none;
}
.back-btn:hover {
	opacity: 0.5;
}

.field {
	position: absolute;
	width: 100px;
	bottom: 30px;
	text-align: center;
	left: calc(50% - 50px);
	display: inline-block;
	padding: 20px 0;
	font-size: 20px;
	border: 0;
	border-bottom: 1px solid #ccc;
	background-color: rgba(0,0,0,0.1);
}