.backtu{background:url(../img/ds.jpg) no-repeat no-repeat left center;background-size: 100% 100%;height: 200px;}
.backtu .titl{width: 62%; float: right;color: #fff;margin-top: 30px;text-align: left;}

.i_t_1{text-align:center; margin:0 auto;box-shadow: 0px 12px 10px -8px #dbdada inset;}
.i_t_1 .yw{margin: 0 auto;padding:40px 0;}

.h_t_3{ clear:both;max-width: 1180px;margin: 0 auto;text-align: center;}
.h_t_3 h2{ margin:20px 0;}
.h_t_3 .bd{background: #f1f1f1;border:2px solid #fff;}
.h_t_3 .bd h3{ margin:10px 0;}
.h_t_3 .bd:hover{border:2px solid #b40026;background:#fff;}

.h_t_3>ul{display: flex;justify-content: space-between;flex-flow: wrap;}
.h_t_3>ul li{width:32.5%;position:relative;}
.h_t_3 ul li.hot:after{content: '';display: block;max-width:32px; width: 18%;background: url('../../images/hot.png') no-repeat;background-size: 100% auto; height: 40px;position: absolute;top: 2px;right: 3%;}
.h_t_3>ul li .pre{ margin-bottom:20px;}

.h_t_3 .pre span{font-size: 28px;color: #b40026;}
.h_t_3 .sj{border-top: 1px solid #dcdcdc;border-bottom: 1px solid #dcdcdc;margin: 0 20px;}
.h_t_3 .sj ul{list-style: initial;color: #b40026;padding: 20px 0;margin: 0 auto;}
.h_t_3 .sj ul li{float:none;width:100%;font-size: 12px;text-align: left;margin-left: 18px;padding: 5px 0;    list-style: initial;}
.h_t_3 .sj ul li a{color: #333333;}
.h_t_3 .h_3_b input{background: #b40026;color: #fff; border: none;padding: 8px 15px;border-radius: 3px;margin: 15px 0;}

.i_h_2{ clear:both;max-width: 1180px; margin:0 auto; text-align:center;padding: 5px 0;}
.i_h_2 h2{ margin:20px 0;}
.i_h_2 table{width: 100%;}
.i_h_2 table tr th{background: #333333;color: #fff;padding: 15px 0;}
.i_h_2 table tr td{ padding:15px 0;text-align: center;font-size: 14px;}
.i_h_2 table tr td span{color:#b40026;}
.i_h_2 table tr:nth-child(even){background: #f1f1f1;}
.i_h_2 table tr td input{background: #b40026;color: #fff;border: none;padding: 8px 15px;border-radius: 3px;}

.i_h_3{width: 100%;background: #2f2c8a;color: #fff;text-align: center;margin: 30px 0;height: 150px;line-height: 150px;font-size: 28px;clear: both;}
.i_h_3 input{background: #b40026;color: #fff;border: none;border-radius: 3px;padding: 12px 25px;font-size: 20px;}

.i_h_4{ max-width:1180px; margin:0 auto;text-align: center;padding-bottom: 30px;overflow: hidden;}
.i_h_4 ul li{float:left;width:20%;box-shadow: -5px 3px 10px 0px #ccc;padding: 30px 0;}
.i_h_4 ul li img{margin: 10px 0;}
.i_h_4 ul li h6{font-size:14px;margin: 12px 0;}
.i_h_4 ul li div{font-size:12px;padding: 0 5px;overflow: hidden;color: #a7a7a7;}

.i_h_5{ clear:both;max-width:1180px; margin:0 auto; text-align:center;padding: 20px 0;}
.i_h_5 h2{margin: 10px 0;}
.i_h_5 span{font-size:14px;}

.i_h_6{ max-width:1180px; margin:0 auto; text-align:center;margin-top: 20px;position: relative;bottom: 30px;}
.i_h_6 li{width:55%; float:right;border-top: 1px solid #cccccc;}
.i_h_6 li:nth-last-child(1){border-bottom: 1px solid #cccccc;}
.i_h_6 .lt{width:40%;height:400px;float:left;}
.i_h_6 .rg label{display:none;}
.i_h_6 .rg .btb{padding: 12px 0;text-align:left;font-size: 22px;}
.i_h_6 .rg .btb .minus_icon{ background: url(../img/minus_icon.png);background-size: cover;width: 20px;height: 20px;float: right;}
.i_h_6 .rg .btb .plus_icon{background:url(../img/plus_icon.png);background-size: cover;width: 20px;height: 20px;float: right;}
.i_h_6 .rg .btb label{font-size:14px; display:none;}

.i_h_7{ clear:both;max-width:1180px; margin:0 auto; text-align:left;padding: 20px 0 0;}
.i_h_7 h2{margin: 10px 0;text-align:left;font-size: 18px;font-weight: bold;}
.i_h_7 span{font-size:14px;text-align:left;}
.i_h_7 li{list-style-type: disc;padding-top: 10px;font-size: 18px;font-weight: bold;}

#Page .brands{padding-top: 40px;}

@media screen and (max-width: 1040px){
	.h_t_3>ul li{width: 49%;}
	.h_t_3>ul li:first-child{margin-bottom: 10px;}
	.h_t_3>ul li:nth-child(2){margin-bottom: 10px;}
}
@media screen and (max-width: 1024px){
	.product-cvm-select{display:none}
	.i_h_4 ul li{width: 50%;height: 200px;overflow: hidden;}
	.h_t_3,.i_h_2,.i_h_4,.i_h_5,.i_h_6{width: 96%;margin: 0 2%;}
	.h_t_3>ul li{width: 49%;}
	.h_t_3>ul li:first-child{margin-bottom: 10px;}
	.h_t_3>ul li:nth-child(2){margin-bottom: 10px;}
}
@media screen and (max-width: 768px){
	.product-cvm-select{display:none}
	.i_h_3{font-size: 20px;}
	.i_h_4 ul li{overflow: scroll;}
    #Page .brands{padding-top: 20px;}
    
    .i_h_7{padding: 0 10px 0px;box-sizing: border-box;}
    .i_h_7 span{font-size: 12px;}
    .i_h_7 li{padding: 10px 0;font-weight: bold;font-size: 16px;}
    .i_h_7 h2{font-size: 16px;}
}
@media screen and (max-width: 414px){
	.product-cvm-select{ display:block;}
	.i_h_2{ display:none;}
	.i_h_3{ height:100px; line-height:100px;}
	.i_h_5{display:none;}
	.i_h_6{display:none;}
	.i_h_3{ margin:0;}
	.i_h_4{background: #eeeeee;float: left;padding-top: 20px;width: 100%;margin: 0;}
	.i_h_4 h2{ margin:10px 0;}
	.i_h_4 ul li{ height:auto;box-shadow: initial;padding:0;}
	.i_h_4 ul li .dc{background: #fff; margin: 10px;box-shadow: 0px 4px 6px 0px #c6c5c5;padding: 10px 0;}
	h2{font-size:18px;}
	.h_t_3 ul li{width:100%;}
	.h_t_3 .bd{ margin:10px;}
	.i_h_3{font-size:12px;}
	.i_h_3 input{padding: 8px 6px;font-size: 12px;}
	.i_h_4 ul li{width:100%;}
	.i_h_6 .rg .btb{font-size:12px;}
	.i_h_6 .rg .btb .plus_icon{width:15px;height:15px;}
	.i_h_6 .rg .btb label{font-size:12px;}
	.i_h_6{margin-bottom: 20px;float: left;}
	.i_h_6 .lt{height: 247px;}
	.i_h_2 table tr th,.i_h_5 span{font-size:12px;}
	.i_h_2 table tr td{font-size:12px;}
	.i_h_2 table tr td input{font-size:12px;padding:5px;}
	
	.backtu{ height:auto;background: #4DBFF5;}
	.backtu .titl{float:none;width:auto;margin:0;padding:0 10px;}
}
@media screen and (max-width: 375px){
	.product-cvm-select{ display:block;}
	.i_h_2{ display:none;}
	.i_h_3{ height:100px; line-height:100px;}
	.i_h_5{display:none;}
	.i_h_6{display:none;}
	.i_h_3{ margin:0;}
	.i_h_4{background: #eeeeee;float: left;padding-top: 20px;}
	.i_h_4 h2{ margin:10px 0;}
	.i_h_4 ul li{ height:auto;box-shadow: initial;padding:0;}
	.i_h_4 ul li .dc{background: #fff; margin: 10px;box-shadow: 0px 4px 6px 0px #c6c5c5;padding: 10px 0;}
	.i_h_4 ul li h6{color: #333;}
}
@media screen and (max-width: 320px){
	.product-cvm-select{ display:block;}
	.i_h_2{ display:none;}
	.i_h_3{ height:100px; line-height:100px;}
	.i_h_5{display:none;}
	.i_h_6{display:none;}
	.i_h_3{ margin:0;}
	.i_h_4{background: #eeeeee;float: left;padding-top: 20px;}
	.i_h_4 h2{ margin:10px 0;}
	.i_h_4 ul li{ height:auto;box-shadow: initial;padding:0;}
	.i_h_4 ul li .dc{background: #fff; margin: 10px;box-shadow: 0px 4px 6px 0px #c6c5c5;padding: 10px 0;}
	.i_h_4 ul li h6{color: #333;}
	.i_h_3{height: 50px;line-height: 50px;display: inline-table;}
	.i_h_3 input{margin-bottom: 30px;}	
}