.ht_nav{
	width: 100%;
	height: 100%;
	z-index: 20;
	position: absolute;
	top:0;
	left: 0;
	text-align: center;
	display: none;
	overflow: hidden;
}
.nav_tp{
	width: 100%;
	height: auto;
}
.nav_tp img{
	max-width: 100%;
	width:29.5%;
	height: auto;
	margin-top: 1%;
	
}
.intro{
	width: 904px;
	margin: 1% auto 2% auto;
	font-family: "宋体";
	font-size: 14px;
	color: #9d9d9d;
	text-align: left;
	line-height: 26px;
	padding-left:52px ;
	padding-right: 52px;
}
.intro_xq{
	font-family: "微软雅黑";
	font-size: 14px;
	color: #e5b679;
	cursor: pointer;
}
.intro_tc{
	position: fixed;
	width: 1008px;
	height:616px;
	background: url(../img/intro_tc_bg.png) no-repeat center 0;
	background-size:cover ;
	z-index: 99;
	text-align: center;
}
.tc_txt{
	font-family: "宋体";
	font-size: 17px;
	color: #000;
	padding: 5% 40px 1% 40px;
	text-align: left;
}
.tc_txt p{
	margin: 1% auto;
	line-height: 25px;
	text-indent: 32px;
}
.close_gs{
	font-family: "微软雅黑";
	font-size: 16px;
	color: #9e1d22;
}
.close_bt{
	display: block;
	margin: 1% auto 0 auto; 
	cursor: pointer;
}
.navs{
	width: 100%;
	height: 50%;
}
.navs .middle{
	height: 100%;
}
.navs_slide{
	width: 257px;
	height: 100%;
	float: left;
	position: relative;
	margin-left: 37px;
	margin-right: 37px;
	cursor: pointer;
}
.fd{
	position: absolute;
	top:357px;
	left: 101px;
	cursor: pointer;
}
.navs_slide:hover .fd{
	transition:1s all;
	animation: fd 1s forwards;
	-webkit-animation: fd 1s forwards;
}
.ht_bo{
	width: 31.56%;
	height:auto ;
	position: fixed;
	bottom: 0;
	right: 0;
	z-index: 30;
	display: none;
	opacity: 0;
	z-index: -1;
}
@keyframes fd{
	from{
		transform: scale(1);
		-webkit-transform: scale(1);
		opacity: 1;
		}
	to{
		transform:  scale(3);
		-webkit-transform:scale(3);
		opacity: 0;
		
		}
}
@media only screen and (min-width:1300px ) {
	.ht_bo{
		width: 31.56%;
		height:auto ;
		position: fixed;
		bottom: 0;
		right: 0;
		z-index: 30;
		display: none;
		opacity: 1;
		z-index: -1;
	}
}
@media only screen and (min-height:740px ) {
	.nav_tp img {
	    max-width: 100%;
	    width: 29.5%;
	    height: auto;
	    margin-top: 5%;
	}
}
@media only screen and (max-height:620px ) {
	.intro {
	    width: 904px;
	    margin: 0.5% auto 0% auto;
	    font-family: "宋体";
	    font-size: 14px;
	    color: #9d9d9d;
	    text-align: left;
	    line-height: 26px;
	    padding-left: 52px;
	    padding-right: 52px;
	}
	.nav_tp img {
	    max-width: 100%;
	    width: 29.5%;
	    height: auto;
	    margin-top: 0.5%;
	}
}