body {
	margin: 0;
	padding: 0;
	border: 0;
	box-sizing: border-box;
	background-color: #f2f2f2;
}

div {
	display: block;
}

.header {
	width: 100%;
	text-align: center;
	overflow: hidden;
	background-color: #FFFFFF;
	padding-bottom: 0.8rem;
}

h3 {
	margin: 0;
	font-size: 0.4rem;
	color: #555555;
}

.header img {
	width: 2rem;
	height: 2rem;
	margin-top: 1.18rem;
	object-fit: contain;
}

.header p {
	font-size: 0.28rem;
	color: #666666;
	margin-top: 1.4rem;
}

.btn {
	display: inline-block;
	width: 75%;
	height: 0.88rem;
	background-color: #FC4A1A;
	border-radius: 0.08rem;
	font-size: 0.3rem;
	color: #ffffff;
	line-height: 0.88rem;
	text-align: center;
}

.header p:nth-of-type(2) {
	color: #444444;
	font-size: 0.26rem;
	line-height: 0.5rem;
	margin-top: 1.23rem;
	margin-bottom: 0;
}

.content {
	width: 100%;
	text-align: center;
	overflow: hidden;
	background-color: #FFFFFF;
}

.content img {
	width: 100%;
}

.mask {
	position: fixed;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	background-color: rgba(0, 0, 0, 0.3);
	overflow: hidden;
	z-index: 9;
	display: none;
}

.mask img {
	float: right;
	width: 40%;
	margin-top: 5%;
	margin-right: 3%;
}