html{
	width: 100%;
	height: 100%;
	font-size: 10px;
}

html *{
	margin:0;
	padding: 0;
}

body{
	color: #4a4a4a;
	font-size: 1.6rem;
	line-height: 1.75;
	font-family: 'PingFang SC', '-apple-system', Helvetica, sans-serif;
}

.hidden{
	display: none;
}