/*宣传页开始*/
.introduceimg img{
	display: block;
	width: 100%;
}
.heigs{
	height: 12rem;
	background: #fff;
}
.buttm{
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
	height:  8rem;
	text-align: center;
	background: #fff;
	box-shadow: rgba(153, 153, 153, 0.35) 0px -5px 8px;
}
.buttm a{
	display: block;
	width: 50%;
	height: 5rem;
	margin: 1.5rem auto 0;
	line-height: 5rem;
	border-radius: 1rem;
	background: rgb(255, 105, 92);
	color: #fff;
	font-size: 1.8rem;
}
/*宣传页结束*/