/*banner背景图片动画*/
@-webkit-keyframes scale-bg{
	from{
		-webkit-transform:scale(1.2);
		transform:scale(1.2);
	}
	to{
		-webkit-transform:scale(1);
		transform:scale(1);
	}
}
@keyframes scale-bg{
	from{
		-webkit-transform:scale(1.2);
		transform:scale(1.2);
	}
	to{
		-webkit-transform:scale(1);
		transform:scale(1);
	}
}
/*banner */
.index_main{

}
.index_main .section1{
	position: relative;
}
.index_main .section1 .index_banner .item{
	background-size: cover;
	-webkit-background-size:cover;
	background-position: center;
	background-repeat: no-repeat;
	height:100vh;
	position: relative;
}
.index_main .section1 .index_banner .item.slick-current .scaleBg{
	visibility: visible; 
	-webkit-animation:scale-bg 6s linear forwards;
	animation:scale-bg 6s linear forwards;
}
.index_main .section1 .index_banner .items{
	background-size: cover;
	background-position: center center;
	background-repeat: no-repeat;
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	z-index: 0;
}
.index_main .section1 .index_banner .items:after{
	content: "";
	display: block;
	width: 100%;
	height: 100%;
	position: absolute;
	left: 0;
	top: 0;
	background: rgba(0,0,0,0.2);
}
.index_main .section1 .index_banner .item .inner .block_txt{
	position: absolute;
	top: 32%;
	right:5%;
	left:5%;
	opacity: 0; 
	transform: translateY(40px);
	-webkit-transform: translateY(40px); 
	-webkit-transition: all 500ms ease; 
	transition: all 500ms ease;
}
.index_main .section1 .index_banner .item.active .inner .block_txt{
	opacity: 1; 
	-webkit-transform: translateY(0); 
	transform: translateY(0); 
	-webkit-transition-delay: 100ms; 
	transition-delay: 100ms;
}

.index_main .section1 .index_banner .item .inner .block_txt h2{
	color: #fff;
	font-size:54px;
	letter-spacing:10px;
	line-height: 65px;
}

.index_main .section1 .index_banner .item .inner .block_txt h3{
	color: #fff;
	font-size: 30px;
	margin: 1.2% 0 4%;
	letter-spacing:9px;
}
.index_main .section1 .index_banner .item .inner .block_txt p a{ display:inline-block; width:150px; line-height:40px; border:#fff 1px solid; color:#fff; font-size:16px; text-align:center; letter-spacing:2px; margin-right:1.5%}
.index_main .section1 .slick_txt{
	width:30%;
	height: 100%;
	background-color: transparent;
	transition: all 500ms ease;
	-webkit-transition:all 500ms ease; 
	background-repeat: no-repeat;
	position: absolute;
	top: 0;
	font-size: 0;
	outline: none;
	border:0;
}
.index_main .section1 .left{
	left: 0;
}
.index_main .section1 .right{
	right:0;
}
.index_main .section1 .slick_txt:hover .slick_arrow{
	opacity: 1;
	visibility: visible;
}
.index_main .section1 .slick_txt .slick_arrow{
	width: 20px;
	height: 36px;
	background-repeat: no-repeat;
	background-position: center;
	margin-top: -18px;
	position: absolute;
	top: 50%;
	cursor: pointer;
	transition: all 500ms ease;
	-webkit-transition:all 500ms ease;
	opacity: 0;
	visibility: hidden;
}
.index_main .section1 .slick_txt .prev{
	background-image:url(../image/ban_prev.png);
	left:60px;
}
.index_main .section1 .slick_txt .next{
	background-image:url(../image/ban_next.png);
	right:60px;
}
.index_main .section1 .slick_txt .prev:hover{
	background-image:url(../image/ban_prev_hover.png);
}
.index_main .section1 .slick_txt .next:hover{
	background-image:url(../image/ban_next_hover.png);
}
.index_main .section1 .number{
	position: absolute;
	bottom:9%;
	left: 0;
	padding-bottom: 5px;
	display: table;
	/* padding: 0 20px; */
	width: 100%;
	text-align: center;
	/* transform: translateX(-50%); */
	/* -webkit-transform: translateX(-50%); */
}
.index_main .section1 .number span{
	font-size: 14px;
	color: #fff;
	display: inline-block;
	cursor: pointer;
	position: relative;
	transition: all 500ms ease;
	-webkit-transition:all 500ms ease;
	background: none;
	opacity: 0.7;
	width: 65px;
	height: 7px;
	margin: 0 10px;
	border: #fff 1px solid;
	border-radius: 5px;
}
.index_main .section1 .number .active{opacity:1;background: #fff;}
.index_main .section1 .number span:last-child{
	margin-right: 0;
}
.index_main .section1 .number span:after{
	content: "";
	display: inline-block;
	width: 0;
	height: 2px;
	background: #fff;
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	-webkit-transform: translateX(-50%);
	bottom:-20px;
	opacity: 0;
	visibility: hidden;
	transition: all 500ms ease;
	-webkit-transition:all 500ms ease;
	display:none
}
.index_main .section1 .number span.active:after{
	width: 100%;
	opacity: 1;
	visibility: visible;
}

.index_main .section2{
	background: #f5f5f5;
}
.index_main .section3{
	width: 100%;
	height: 100%;
	background: url(../image/3.jpg) no-repeat;
	background-size: 100% 100%;
}

@media only screen and (max-width: 1366px){
	.index_main .section1 .index_banner .slick-arrow{
		background-size: auto 30px;
	}
}
@media only screen and (max-width: 992px){
	.index_main .section1 .index_banner .item{
		height: 100vh;
	}
	.index_main .section1 .index_banner .item .inner .block_txt{
		left: 0;
		right:0;
		margin: 0 auto;
		padding: 0 20px;
		top: 42%;
	}
	.index_main .section1 .index_banner .slick-arrow{
		display: none !important;
	}
    .index_main .section1 .index_banner .slick-dots{
    	position: absolute;
    	bottom: 12px;
		display:none
    }
    .index_main .section1 .index_banner .slick-dots li{
    	width: 22px;
    	height:4px;
    	background: #fff;
		opacity:.5
    }
    .index_main .section1 .index_banner .slick-dots li button{
    	display: none;
    }
    .index_main .section1 .index_banner .slick-dots li.slick-active{
		opacity:1
    }
	.index_main .section1 .number{
		bottom: 12%;
		display: none;
	}
	.index_main .section1 .number span{
		margin-right: 22px;
	}
	.index_main .section1 .number span:after{
		bottom: -14px;
	}
}
@media only screen and (max-width: 640px){
.index_main .section1 .index_banner .item .inner .block_txt h2{ font-size:16px; line-height:26px; letter-spacing:3px}
.index_main .section1 .index_banner .item .inner .block_txt h2 br{ display:none} 
.index_main .section1 .index_banner .item .inner .block_txt p a{ font-size:14px; width:110px; line-height:32px}  
.index_main .section1 .index_banner .item.slick-current .scaleBg{ background:url(../images/sy-1-sj.jpg) no-repeat center !important} 
}
@media only screen and (max-width:1024px){
 .index_main .section1 .index_banner .item .inner .block_txt h2{ font-size:30px; line-height:40px}
 .index_main .section1 .index_banner .item .inner .block_txt h3{ font-size:20px} 
}
@media only screen and (max-width: 640px){
	 .index_main .section1 .index_banner .item .inner .block_txt h2{ font-size:20px; line-height:30px}
 .index_main .section1 .index_banner .item .inner .block_txt h3{ font-size:16px; margin: 2.2% 0 9%;} 
}