html,body{
	width: 100%;
	height: 100%;
	margin:0px;
	padding: 0px;
}
.clear{
	clear:both;
}
.nav_top{
	width: 100%;
	background-color: #fff;
	height: 80px;
}
.y_nav{
	height: 100px;
	line-height: 100px;
	background-color: #fff;
	color: #fff;
	overflow: hidden;
	width: 1200px;
	margin: 0 auto;
}
.nav_logo{
	height: 80px;
	line-height: 80px;
	width: 200px;
	float: left;
}
.nav_logo img{
	margin-top: 0px;
	height: 47px;
}
.daohang{
	background-color: #fff;
	text-align: right;
	float: right;
}
.daohang li{
	list-style: none;
	color: #333333;
	width: 110px;
	float: left;
	height: 80px;
	margin-top: 0px;
	text-align: center;
	position: relative;
	line-height: 80px;

}
.daohang li a{
	color: #333333;
	display: inline-block;
	height: 40px;
	line-height: 40px;
	margin-top: 20px;
	width: 110px;
	font-size: 16px;
}
.daohang .active{
	/*border-bottom: 1px solid #f8c80f;*/
}
.daohang .active a{
	color: #fff;
	background-color: #ef4136;
}
.nav{
	width: 100%;
	height: 50px;
	line-height: 50px;
	text-align: center;
/*	border:1px solid #eee;*/
	background-color: #606060;
}
.nav .nav_p{
	width: 1200px;
	margin: auto;
}
.nav .p1{
	width: 800px;
	height: 50px;
	line-height: 50px;
	text-align: left;
	color: #fff;
	float: left;
	margin-bottom: 0px;
}
.nav .p2{
	width: 400px;
	height: 50px;
	line-height: 50px;
	text-align: right;
	color: #fff;
	float: right;
	margin-bottom: 0px;
}
.footer{
	background-color: #252a2f;
}
.footer_border{
	border-bottom: 1px dotted #ccc;
	padding-bottom: 10px;
}
.footer_nav ul{
	margin-bottom: 0px;
}
.footer_nav ul li{
	/*border-right: 1px solid #fff;*/
/*	box-sizing: border-box;*/
	width: auto;
	padding-left: 53px;
	padding-right: 53px;
	position: relative;
}
.footer_border li .shu{
	height: 20px;
	background-color: #fff;
	width: 1px;
	margin-top: 5px;
	position: absolute;
	right: 0px;
	top:0px;
}
.footer_border li:nth-child(n+8){
	padding-right: 0px;
}
.footer_nav ul li:nth-child(1){
	padding-left: 0px;
}

.footer_div1{
	width: 500px;
}
.footer .index_footer{
	width: 1200px;
	margin: auto;
	float: none;
	color: #fefefe;
	margin-top: 20px;
}
.footer_div{
	margin-left: 0px;
	float: left;
	text-align: left;
}
.footer_div p{
	margin-left: 0px;
	margin-bottom: 10px;
}
.footer_div .heng{
	margin-top: 40px;
	height: 2px;
	background-color: #fff;
	width: 20px;
	margin-bottom: 20px;
}
.foot_p1{
	font-size: 18px;
}
.footer_div2{
	width: 450px;
}
.footer_div3{
	width: 250px;
}
.footer_div input{
	width: 150px;
	height: 30px;
	padding-left: 10px;
	margin-right: 10px;
	margin-top: 10px;
	margin-bottom: 10px;
}
.footer_div textarea{
	width: 330px;
	padding-left: 10px;
	font-size: 14px;
	padding-top: 10px;
	height: 70px;
}
.intbtn {
    width: 160px;
    letter-spacing: 2px;
    margin-left: 0px;
    margin-top: 10px;
    height: 30px;
   	background-color: #f8c80f;
   	color: #333;
   	border:0px;
}
.footer_div img{
	margin-top: 10px;
	margin-left: 0px;
}
.footer_miaoshu{
	margin-top: 20px;
	border-top:1px dotted #ccc;
	padding-top: 20px;
	color: #999999;
}
.footer_miaoshu a{
	color: #999;
}
.footer_youlian{
	margin-top: 20px;
	position: relative;
	font-size: 14px;
}
.footer_youlian span{
	position: relative;
	color: #999999;
}
.footer_youlian a{
	color: #999;
	font-size: 14px;
}
.footer_youlian c{
	width: 1px;
	background-color: #fff;
	display: inline-block;
	height: 17px;
	margin-left: 5px;
	margin-right: 5px;
	margin-top: 2px;
	position: relative;
	top:3px;
}
.beian{
	margin-top: 20px;
	width: 100%;
	text-align: center;
	color: #999;
}
.beian a{
	color: #999;
}
.footer_nav{
	width: 1200px;
}
.footer_nav ul{
	width: 100%;
}
.swiper-container .swiper-button-next,.swiper-container .swiper-button-prev{
	position: absolute;
	top:auto;
	width: 30px;
	height: 30px;
	left: 45%;
	margin-top: 20px;
	z-index: 10;
	cursor: pointer;
	background-size: 30px 30px;
	background-position: center;
	background-repeat: no-repeat;
}
.swiper-container .swiper-button-next{
	left: 65%;
	background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M27%2C22L27%2C22L5%2C44l-2.1-2.1L22.8%2C22L2.9%2C2.1L5%2C0L27%2C22L27%2C22z'%20fill%3D'%23000000'%2F%3E%3C%2Fsvg%3E");
	/*background-image:url(../new/bannerright.jpg);*/
}
.swiper-container .swiper-button-prev{
	left: 15%;
	background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M0%2C22L22%2C0l2.1%2C2.1L4.2%2C22l19.9%2C19.9L22%2C44L0%2C22L0%2C22L0%2C22z'%20fill%3D'%23000000'%2F%3E%3C%2Fsvg%3E");
	/*background-image:url(../new/bannerleft.jpg);*/
}
.nextbutton{
	background-color: #fff;
	width: 150px;
	height: 70px;
	position: absolute;
	left: calc(50% - 600px);
	bottom:0px;
	z-index: 9;
}






.footer{
	text-align: center;
	background-color: #606060;
	width: 100%;
	margin-top: 50px;
}
.footer .footer_border{
	width: 100%;
	border-bottom: 1px dotted #ccc;
	text-align: center;
	float: none;
}
.footer_nav{
	width: 1200px;
	margin: auto;
}
.footer_nav ul li {
    float: left;
    width: 150px;
    margin-top: 28px;
    font-size: 16px;
    letter-spacing: 2px;
    line-height: 30px;
    /*padding: 0px;*/
    margin-left: 0px;
    padding: 0px;
    box-sizing: border-box;
    margin-bottom: 0px;
    color: #fefefe;
}
.footer_nav ul li a{
	color: #fefefe;
}
.footer_nav ul li .line{
	height: 20px;
	width: 1px;
	background-color: #fff;
	float: right;
	margin-top: 10px;
}
.footer_nav_all{
	width: 100%;
	border-bottom: 1px dotted #ccc;
}
.footer_content{
	width: 1200px;
	/*text-align: center;*/
	margin: auto;
	padding-top: 20px;
	padding-bottom: 20px;
}
.footer_content .footer_p p{
	color: #fff;
}
.footer_content .footer_p .url{
	display: inline-block;
}
.footer_content .footer_p .phone{
	display: inline-block;
}
.footer_link p{
	color: #bbbbbb;
	margin-top: 10px;
	font-size: 14px;
}
.footer_link span{
	color: #bbbbbb;
}








.index{
	background-color: #fff;
	padding-top: 70px;
	text-align: center;
	padding-bottom: 30px;
}
.index .index_title{
	float: left;
}
.index .index_list{
	float: right;
	margin-top: 10px;
}
.index_title .p1{
	font-size: 30px;
	color: #272727;
	display: inline-block;
	font-weight: bold;
}
.index_title .p2{
	font-size: 16px;
	color: #666666;
	letter-spacing:0px;
	display: inline-block;
}
.index_list a{
	background-color: #eeeeee;
	color: #666666;
	margin-right: 10px;
	padding: 10px;
}
.index_list .active{
	background-color: #ef4136;
	color: #fff;
}
.index_list a:nth-child(n+4){
	margin-right: 20px;
}
.index .line{
	height: 1px;
	background-color: #666;
	margin-top: 20px;
	margin-bottom: 20px;
	text-align: center;
}
.index .line .center{
	margin: auto;
	width: 1200px;
}
.index .line .center .yellow_line{
	width: 128px;
	height: 1px;
	background-color: #f8c80f;
}

.ccsIndexPro:nth-child(3n){
	margin-right: 0px;
}
.index_content{
	width: 1200px;
	margin: auto;
	text-align: center;
}

.index_content .product_img{
	/*display: none;*/
	/*margin-top: 80px;*/
	float: left;
	width: 373px;
	margin-right: 40px;
	margin-top: 40px;
	border-bottom: 1px solid #ccc;
	padding-bottom: 20px;
}
.index_content .product_img:nth-child(3n){
	margin-right: 0px;
}
.index_content .product_img_show{
	display: block;
}
.index_content .product_list{
	display: none;
}
.index_content .pro_active{
	display: block;
}







.index1{
	background:url(../new/jieshao_bk.jpg) no-repeat;
	height: 595px; 
	margin-top: 50px;
	padding-top: 100px;
}
.main_title{
	text-align: center;
	width: auto;
	position: relative;
}
.main_title .p1{
	color: #272727;
	font-size: 30px;
	position: relative;
	z-index: 1;
}
.main_title .p2{
	color: #dddddd;
	font-size: 60px;
	position: absolute;
	text-align: center;
	width: 400px;
	left: 400px;
	top:-45px;
}
.jieshao_p{
	margin-top: 70px;
}
.jieshao_p span{
	color: #333333;
	font-weight: bold;
}
.jieshao_p p{
	color: #666666;
	font-size: 16px;
	line-height: 25px;
	margin-bottom: 40px;
}
.jieshao_p a{
	background-color: #ef4136;
	color: #fff;
	padding: 5px 50px;
	line-height: 20px;
	height: 30px;
	display: inline-block;
	margin-top: 30px;
}
.index2{
	padding-top: 100px;
	background-color: #fff;
	border-bottom: 1px solid #ccc;
	padding-bottom: 70px;
	position: relative;
}
.area_div{
	margin-top: 50px;
	position: relative;
	z-index: 1;
}
.area_img,.area_img1{
	width: 200px;
	float: left;
	position: relative;
	height: 506px;
}
.area_img img{
	position: absolute;
	top:0px;
	width: 100%;
	height: 379px;
	left: 0px;
}
.area_img .line{
	width: 30px;
	height: 2px;
	background-color: #ef4136;
	position: absolute;
	top:400px;
	left: 85px;
}
.area_img .title{
	color: #272727;
	width: 200px;
	text-align: center;
	position: absolute;
	top:410px;
	left: 0;
	font-size: 16px;
}
.area_img .number{
	color: #dddddd;
	width: 200px;
	text-align: center;
	position: absolute;
	top:435px;
	left: 0;
	font-size: 14px;
}

.area_img1 img{
	position: absolute;
	top:126px;
	width: 100%;
	height: 379px;
	left: 0px;
}
.area_img1 .line{
	width: 30px;
	height: 2px;
	background-color: #ef4136;
	position: absolute;
	top:105px;
	left: 85px;
}
.area_img1 .title{
	color: #272727;
	width: 200px;
	text-align: center;
	position: absolute;
	top:75px;
	left: 0;
	font-size: 16px;
}
.area_img1 .number{
	color: #dddddd;
	width: 200px;
	text-align: center;
	position: absolute;
	top:50px;
	left: 0;
	font-size: 14px;
}
.ash_line{
	width: 100%;
	height: 1px;
	position: absolute;
	top:572px;
	left: 0px;
	background-color: #ccc;
	z-index: 0;
}




.swiper-container1 {
    width: 100%;
    height: 100%;
    background-color: #fff;
}
.swiper-container1 {
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    list-style: none;
    padding: 0;
    z-index: 1;
    margin-top: 50px;
    padding-bottom: 70px;
}
.swiper-slide{
	background-color: #f3f3f3;
}
.swiper-container1 .ccsIndexTime{
	color: #777777;
	font-size: 20px;
	text-align: left;
}
.swiper-container1 .ccsIndexTime span{
	margin-left: 10px;
	font-size: 14px;
}
.ccsIndexNews{
	padding: 30px;
	box-sizing: border-box;
	text-align: left;
	width: 386px;	
}
.ccsIndexTitle{
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	width: 100%;
	font-size: 16px;
	font-weight: bold;
}
.ccsIndexCon{
	width: 100%;
	text-overflow: -o-ellipsis-lastline;
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical; 
	font-size: 14px;
	color: #666666;
	line-height: 23px;
}
.ccsIndexNews .details{
	border-top: 1px solid #ccc;
	padding-top: 40px;
	margin-top: 30px;
	color: #999999;
	font-size: 14px;
}
.swiper-pagination-bullet-active{
	background-color: #fff;
	border:1px solid #ccc;
}


.swiper-container2 {
    width: 100%;
    height: 100%;
    background-color: #fff;
}
.swiper-container2 {
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    list-style: none;
    padding: 0;
    z-index: 1;
    margin-top: 50px;
    padding-bottom: 70px;
}
.swiper-container2 .swiper-slide{
	background-color: #ef4136;
}
.swiper-container2 .ccsIndexTime{
	color: #777777;
	font-size: 20px;
	text-align: left;
}
.swiper-container2 .ccsIndexTime span{
	margin-left: 10px;
	font-size: 14px;
}
.swiper-container2 .ccsIndexNews{
	margin: 20px;
	box-sizing: border-box;
	text-align: center;
	width: 346px;	
	border:1px solid #fff;
}
.swiper-container2 .ccsIndexTitle{
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	width: 100%;
	font-size: 16px;
	font-weight: bold;
	color: #fff;
}
.swiper-container2 .ccsIndexCon{
	width: 100%;
	text-overflow: -o-ellipsis-lastline;
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical; 
	font-size: 14px;
	color: #fff;
	line-height: 23px;
	text-align: left;
}
.swiper-container2 .ccsIndexNews .details{
	padding-top: 0px;
	color: #ef4136;
	font-size: 14px;
	background-color: #fff;
	text-align: center;
	height: 40px;
	line-height: 40px;
	width: 200px;
	margin:auto;
	margin-top: 30px;
}
.swiper-container2 .swiper-pagination-bullet-active{
	background-color: #fff;
	border:1px solid #ccc;
}
.swiper-container2 img{
	width: 100%;
}
.tech_div{
	margin-top: 50px;
}
.tech_content{
	float: left;
	width: 580px;
	margin-right: 20px;
	border-bottom: 1px solid #ccc;
	padding-bottom: 20px;
	margin-bottom: 20px;
}
.tech_content:nth-child(2n){
	margin-right: 0px;
	margin-left: 20px;
}
.tech_time,.tech_title,.tech_text{
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	text-align: left;
}
.tech_time{
	color: #aaaaaa;
}
.tech_text{
	color: #aaa;
}
.footer .footer_nav li{
	list-style: none;
}
.footer .footer_nav ul{
	padding: 0px;
}



.innor{
	margin-top: 50px;
	width: 1200px;
}
.dl_jszl{
	background-color: #ef4136;
	border: 0px solid #fff;
}
.dl_yyjs{
	background-color: #ef4136;
	border:0px solid #fff;
	padding-bottom: 20px;
}
.dl_yyjs p a{
	width: 240px;
	margin-left: 20px;
	background-color: #fff;
	color: #666666;
	padding-bottom: 5px;
	padding-top: 5px;
	line-height: 30px;
	height: 40px;
}
.dl_yyjs p{
	height: 40px;
}
.dl_jszl{
	padding-left: 20px;
	text-align: left;
}
.dl_jszl p{
	letter-spacing: 0px;
	margin-bottom: 0px;
	margin-top: 20px;
	text-align: left;
	display: inline-block;
	font-size: 24px;
}
.dl_jszl .p2{
	font-size: 16px;
	padding-left: 5px;
}
.dl_yyjs .active{
	color: #ef4136;
}
.dl_divunder{
	border:1px solid #ccc;
	margin-top: 50px;
	border-top:2px solid #ef4136;
}
.dl_news{
	padding-left: 20px;
}
.dl_news p{
	letter-spacing: 0px;
	margin-bottom: 0px;
	margin-top: 20px;
	text-align: left;
	display: inline-block;
	font-size: 24px;
	color: #333333;
}
.dl_news .p2{
	font-size: 16px;
	padding-left: 5px;
	color: #999999;
}
.dl_zxzx{
	margin-top: 15px;
}
.dl_zxzx p{
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	padding-left: 20px;
	padding-right: 20px;
	border-top: 1px solid #ccc;
	height: 50px;
	line-height: 50px;
	margin-bottom: 0px;
	font-size: 16px;
	color: #666666;
}
.dl_zxzx p a{
	font-size: 16px;
	color: #666666;
}
.innor_cp{
	position: relative;
	top: 0px;
}
.innor_cp p{
	width: 100%;
	text-align: left;
}
.pro_yyjs{
	border:0px solid #fff;
}
.pro_company {
    float: left;
    width: 870px;
    margin-left: 50px;
}
.com_div{
	border-top: 1px solid #ccc;
}
.pro_yyjs{
	width: 270px;
	margin-right: 30px;
	margin-left: 0px;
}
.pro_yyjs:nth-child(3n){
	margin-right: 0px;
}
.innor_cp img{
	width: 270px;
	height: 166px;
}
.innor_cp p{
	margin-top: 20px;
	padding-bottom: 20px;
	height: 64px;
	border-bottom: 1px solid #ccc;
}
.pagination li{
	border:0px solid #fff;
	padding: 2px;
}
.pagination li a{
	color: #333;
	line-height: 20px;
	height: 36px;
}
.pagination li.active{
	background-color: #fff;
	background: #fff;
	border:0px solid #fff;
}
.pagination li.active > span{
	background-color: #ef4136;
	background: #ef4136;
	border:0px solid #fff;
	line-height: 22px;
	height: 36px;
}
.com_p{
	margin-top: 0px;
}
.innor_bottom_left{
	width: 400px;
	margin-right: 20px;
	float: left;
}
.innor_bottom_right{
	width: 780px;
	float: right;
}
.innor_datadiv{
	width: 100%;
}
.innor_bottom_title .p1{
	display: inline-block;
	color: #2e3033;
	font-size: 24px;
	margin-bottom: 0px;
}
.innor_bottom_title .p2{
	display: inline-block;
	color: #bbbbbb;
	font-size: 16px;
	margin-bottom: 0px;
}
.innor_bottom_title{
	background-color: #f3f3f3;
	border-top:2px solid #ef4136;
	padding: 10px 20px;
}
.innor_datanew{
	padding:10px 0px;
	margin-bottom: 0px;
	margin-top: 0px;
	margin-left: 20px;
	margin-right: 20px;
	border-bottom: 1px dotted #999;
	color: #666666;
	font-size: 16px;
}
.innor_datadiv{
	border:1px solid #ccc;
	border-top: 0px solid #fff;
	padding-top: 10px;
	padding-bottom: 20px;
}
.innor_datadiv p{
	margin-bottom: 0px;
}
.innor_bottom_right a{
	width: 226px;
	margin-right: 30px;
	display: block;
	float: left;
	margin-top: 30px;
}
.innor_bottom_right a:nth-child(2n){
	margin-right: 0px;
}
.innor_bottom_right a img{
	width: 226px;
	height: 150px;
}
.innor_bottom_right .ccsIndexNews{
	width: 226px;
	padding: 18.5px 20px;
	color: #666666;
	font-weight: 200;
}
.innor_bottom_right .ccsIndexNews .ccsIndexTitle{
	color: #666666;
	font-weight: 200;
}
.innor_bottom_right_case{
	border:1px solid #ccc;
	border-top:0px solid #fff;
	box-sizing: border-box;
	width: 780px;	
	padding-left: 20px;
	padding-right: 20px;
}
.dl_list{
	margin-top: 20px;
}
.dl_list p{
	background-color: #f3f3f3;
	padding: 10px 15px;
}
.dl_list p a{
	color: #333333;
	font-size: 20px;
}
.dl_list p span{
	color: #999999;
	font-size: 16px;
	padding-left: 5px;
}
.dl_list .active{
	background-color: #ef4136;
}
.dl_list .active a,.dl_list .active span{
	color: #fff;
}
.dl_product_list{
	background-color: #ef4136;
	padding: 20px;
	text-align: center;
	padding-bottom: 0px;
}
.dl_product_list img{
	width: 100%;
	margin: auto;
}
.dl_product_list p{
	color: #fff;
	padding-bottom: 0px;
	border-bottom: 0px solid #fff;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-line-clamp: 1;
	-webkit-box-orient: vertical;
	height: 27px;
}
.innor_newsp{
	width: 580px;
	float: left;
	margin-top: 0px;
	margin-left: 0px;
	padding-left: 20px;
	padding-top: 20px;

}
.innor_news{
	box-shadow: 0px 2px 8px #ccc;
	border-right: 2px solid #eee;
	margin-top: 20px;
}
.innor_newstime{
	text-align: left;
}

.innor_newsp p a{
	-webkit-line-clamp: 3;
	letter-spacing: 0px;
}
.innor_newsp .innor_p a{
	font-size: 16px;
	color: #aaaaaa;
}
.innor_newsp .innor_newstime a{
	color: #999999;
	font-size:14px;
}
.engin_title{
	font-size: 16px;
	color: #333333;
	border:1px solid #fff;
	width: 250px;
	margin-left: 10px;
	padding-left: 10px;
	height: 70px;
	line-height: 30px;
	padding-top: 5px;
	padding-bottom: 5px;
}
.innor_engin{
	background-color: #eeeeee;
	width: 270px;
	margin-right: 30px;
	margin-left: 0px;
	margin-top: 20px;
}
.innor_engin:nth-child(3n){
	margin-right: 0px;
}
.innor_engin img{
	width: 100%;
}
.innor_engin_tech{
	width: 100%;
	border-bottom: 1px dotted #ccc;
	padding-bottom: 10px;
}
.innor_engin_tech .engin_title{
	width: 100%;
	height: 30px;
	line-height: 30px;
	margin-left: 0px;
	padding: 0px;
	font-size: 16px;
}
.innor_engin_tech .engin_time{
	font-size: 14px;
	color: #999999;
}
.innor_engin_tech .engin_con{
	letter-spacing: 0px;
	-webkit-line-clamp: 2;
	font-size: 16px;
	color: #666666;
	height: auto;
}
.com_div p{
	color: #666;
	font-size: 16px;
}
.com_div .company_about{
	font-size: 16px;
	color: #333;
	font-weight: bold;
	margin-bottom: 20px;
	text-align: center;
	margin-top: 20px;
}
.contus{
	margin-top: 20px;
}
.contus .contus_title{
	font-size: 16px;
	color: #333;
	font-weight: bold;
	width: 600px;
	margin-bottom: 20px;
}
.contus p{
	width: 400px;
	display: inline-block;
}
.form_span{
	margin-left: 0px;
	color: #666;
}
.yn_int_one{
	border:0px solid #ccc;
	border-bottom:1px solid #ccc;
}
.yn_address_btn{
	background-color: #ef4136;
	width: 140px;
	font-size: 16px;
	margin-left: 0px;
}
textarea{
	margin-top: 20px;
	border:0px solid #ccc;
	border-bottom:1px solid #ccc;
}
.com_div_yingyonglingyu{
	border-top:1px solid #ccc;
	padding-top: 20px;
}
.com_div_yingyonglingyu img{
	float: left;
	margin-right: 12px;
	margin-top: 20px;
}
.com_div_yingyonglingyu img:nth-child(4n){
	margin-right: 0px;
}
.innor_bottom{
	margin-top: 20px;
}