*{margin:0; padding:0;}
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, button, textarea, p, blockquote, th, td { margin: 0; padding: 0; font-family: SimSun,arial,tahoma,'Microsoft Yahei','\5b8b\4f53',sans-serif; }
fieldset, img { border: 0; }
ul, ol, li { list-style: none; font-family:'Microsoft YaHei'; }

body{padding:0;background: #F1F1F1;margin: 0;}
a{text-decoration: none;}
/*头部*/
.bc{background: #FFFFFF;}
.nav{width: 100%;height: 60px;position: fixed; top: 0px;left: 0px;z-index: 49;border-top:2px solid black;border-bottom: 1px solid #f1f1f1;}
.nav .nav-link{margin: 0 auto;height: 60px;width: 1300px;}
.nav a:nth-child(1){padding-top:0px;float: left;color: #808080;font-size: 16px;border-radius: 5px;}
.navigation-link {float: left;width: 80px;color: #808080;font-size: 16px;padding: 20px 0px 10px 65px;display: block;}
.hc-mt100{margin-top: 72px;}
#left_fixed{width: 40px;height: 40px;border-radius:50%;position: fixed;right: 10px;bottom: 100px;display: none;}
#left_fixed i{color: #666666;font-size: 40px;cursor:pointer}
.qrcode{width: 200px;height: 200px;position: absolute;left: -700px;top: -50px;}
.navigation-link {
	display: block;
	position: relative;
	text-decoration: none;
	color: #333;
	-webkit-transition: color .2s ease-in-out;
	transition: color .2s ease-in-out;
}
.navigation-link:before {
	content: "";
	position: absolute;
	bottom: 0;
	width: 0;
	border-bottom: solid 2px;
}
.navigation-link:before {
	right: 30;
}
.navigation-link:hover {
	color: #333333;
}
.navigation-link:hover:before {
	width: 42%;
}
.navigation-link:before {
	-webkit-transition: width .2s ease-in-out;
	transition: width .2s ease-in-out;
}
.container-product{width: 100%;margin-top: 60px;}
/*顶部封面大图*/
.top-cover{width: 100%;height: 820px;background:url(../images/pc/big_cover.jpg) no-repeat;background-size: 100%}
/*.top-cover{width: 100%;height: 820px;}*/
/*.top-cover img{width: 100%}*/
/*产品简介*/
.product-introduce{width: 982px;margin: 0 auto;}
/*二维码*/
.product-qrcode{margin-top: 80px;height: 230px;width: 982px;}
.product-common-tle{font-size: 26px;color: #000000;text-align: center;position: relative;margin-bottom: 52px;font-family: lth;}
.product-common-tle span{color: #CCCCCC;}
.phone-demo{position: absolute;top: -500px;left:320px;width: 226px;height: 484px;background: url(../images/pc/phone.png) no-repeat;background-size: cover}
.product-qrcode-box{width: 560px;height: 86px;margin: 0px auto;color: #333333;font-size: 18px;line-height: 28px;}
/*.qrcode-l{float: left;width: 198px; height:86px;margin-left: 24px;}*/
/*.qrcode-m{float: left;width: 90px; height: 86px;margin-left: 24px;background: url(../images/pc/qrcode.png);}*/
/*.qrcode-r{float: left;width: 200px;height: 86px;margin-left: 24px;}*/
.qrcode-l{float: left;width: 490px; height:86px;margin-left: 24px;text-align: center;margin: 0 auto;}
.qrcode-b{width: 560px;height: 30px;margin-top:32px;float: left;text-align: center;font-size: 14px;line-height: 30px;color: #808080;}
.qrcode-b div{width:222px;border-bottom: 1px solid #808080;margin: 0 auto;border-top: 1px solid #808080;font-weight: 500;}
/*产品介绍主体区块*/
.product-main{width: 982px;height:1408px;margin: 0 auto;}
.product-main>div{float: left;width: 40%;height:460px;}
.product-main>div:nth-child(1){background:url(../images/pc/product_1.jpg) no-repeat;background-position: -55px;}
.product-main>div:nth-child(2){margin-left: 20%;background: url(../images/pc/product_2.jpg)no-repeat;background-position: 75%;}
.part_words_2{width: 180px;height: 200px;margin-top: 118px;font-size: 20px;line-height: 36px;color: #000000;font-family: lth;}
.part_words_2 span{font-size: 14px;color: #808080;display: block;line-height: 24px;display: flex;justify-content: space-between;width: 155px;margin-top: 10px;font-weight: 500;font-family: hcfont;}
.product-main>div:nth-child(3){background:url(../images/pc/product_3.jpg) no-repeat;background-position: -55px;}
.spec_words{margin-left: 146px;}
.product-main>div:nth-child(4){margin-left: 20%;position: relative;}
.product-main>div:nth-child(4)>div{width:100%;height:480px;background: url(../images/pc/product_4.jpg)no-repeat;background-position: 75%;position:absolute;left: -30px;top: -20px;}
.product-main>div:nth-child(5){background:url(../images/pc/product_5.jpg) no-repeat;background-position: -55px;}
.product-main>div:nth-child(6){margin-left: 20%;background: url(../images/pc/product_2.jpg)no-repeat;background-position: 75%;}

/*产品优势*/
.container-goodness{width:100%;height: 356px;overflow: hidden;}
.goodness{width: 1600px;margin:62px auto 0 auto;height: 356px;margin-bottom: 62px;}
.goodness>div{float: left;width: 240px;height: 260px;background: url(../images/pc/juxing.png) no-repeat;margin-left: 20px;position: relative;}
.goodness>div>div:nth-child(1){color: #000000;font-size: 20px;line-height: 20px;margin: 42px 0px 10px 20px;font-family: lth;}
.goodness>div>div:nth-child(2){color: #000000;font-size: 18px;line-height: 18px;margin:10px 0px 20px 20px;font-family: lth;}
.goodness>div>div:nth-child(3){color: #808080;font-size: 14px;line-height: 24px;margin-left: 20px;width: 180px;display:flex;justify-content: space-between;font-family: hcfont;}
.goodness>div>span{color: #808080;font-size: 14px;float: right;margin: 20px 10px 10px 0px;}
.xing{width: 60px;height: 60px;border-radius:30px; background: url(../images/pc/xing.png) no-repeat;background-position:-33px -11px;position: absolute;right: 10px;top: -35px;box-shadow: 5px 10px 20px #E6E6E6;}
/*交易流程区块*/
.container-deal{width: 100%;height: 590px;}
.product-deal{width: 1080px;height: 590px;margin: 0 auto;overflow:hidden}
.product-deal-words{width: 451px;height: 92px;margin: 60px auto 82px auto;line-height: 42px;border-top: 1px solid #808080;}
.product-deal-words div{width: 400px;height: 92px;margin: 0 auto;margin-top: 22px;font-size: 16px;color: #000000;}

/*拍品展示*/
.container-product-show{width: 1080px;height: 564px;background:#FFFFFF;margin: 60px auto;position: relative;}
.container-product-show div.product-show{width: 1080px;height: 564px;}
.product-show-pic{float: left; width: 640px;height: 490px;margin:40px;}
.product-show-pic img{max-width: 640px;max-height: 490px;}
.product-show-content{float: left;width: 260px;height: 490px;margin: 40px;position: relative;}
.product-show-content>div{width: 260px;height: 260px; margin-top: 108px;}
.auction_tle{color: #000000;font-size: 26px;line-height: 46px;font-family: lth;}
.seller_name{color: #808080;font-size: 18px;line-height: 34px;margin-top: 20px;}
.seller_price{color: #000000;font-size: 18px;line-height: 34px;font-family: lth;}
.btn{width: 152px;height: 50px;background: #333333;color: #FFFFFF;text-align: center;line-height: 50px;font-size: 22px;border-radius: 8px;margin-top: 40px;cursor:pointer}
.l-icon{width: 60px;height: 106px;position: absolute;left: -150px;top:200px;background: url(../images/pc/l-icon.png);cursor:pointer}
.r-icon{width: 60px;height: 106px;position: absolute;right: -150px;top:200px;background: url(../images/pc/r-icon.png);cursor:pointer}
.bot_icon{width: 180px;height: 10px;list-style: none;position: absolute;left: 450px;margin-top: 28px;}
.bot_icon li{width: 35px;height: 4px;background: #FFFFFF;margin: 0px 10px;float: left;cursor:pointer}

/*常见问题*/
.container-product-problem{width: 100%;height: 900px;overflow: hidden;}
.product-problem-main{width: 562px;height: 570px;margin: 0 auto;}
.product-problem-main>div{float: left;width:270px;height: 270px;}
.product-problem-main>div:nth-child(1){border: 1px solid #CCCCCC;}
.product-problem-main>div:nth-child(2){margin-left: 20px;margin-bottom: 20px;background: #69D6B6;}
.product-problem-main>div:nth-child(3){background: #F1F1F1;}
.product-problem-main>div:nth-child(4){margin-left: 20px;margin-bottom: 20px;border: 1px solid #CCCCCC;}
.problem-tle{width: 158px;height: 60px;margin:40px auto 26px auto;color: #333333;font-size: 18px;font-family: lth;line-height:30px;}
.problem-content{width: 158px;margin:0 auto;font-size: 14px;color: #808080;border-top: 1px solid #CCCCCC;padding-top: 18px;font-family: hcfont;}

/*关于我们*/
.about-us{width: 1080px;height: 424px;margin: 29px auto;background: url(../images/pc/fushi.png) no-repeat;background-size: cover;}
.about-us-content{width: 360px;height: 260px;float: right;margin-top: 86px;margin-right: 200px;}
.about-us-tle{color: #333333;font-size: 20px;font-weight: 700;margin-left: 40px;line-height: 36px;}
.about-us-words li{font-size: 10px;color: #808080}
.about-us-words span{color: #808080;font-size: 18px;margin-top: 32px;line-height: 32px;font-family: hcfont;}

/*联系我们*/
.container-connect-us{width: 100%;height: 500px;overflow: hidden;margin-bottom: 20px;}
.connect-us-content{width: 1080px;height: 290px;margin: 0 auto}
.connect-us-content>div{width: 186px;height: 270px;float: left;}
.connect-us-content>div:not(.f1){margin-left: 104px;}
.connect-us-content .pic1{width: 186px;height: 186px;background-image: url(../images/pc/connect_1.png);}
.connect-us-content .pic2{width: 186px;height: 186px;background-image: url(../images/pc/connect_2.png);}
.connect-us-content .pic3{width: 186px;height: 186px;background-image: url(../images/pc/connect_3.png);}
.connect-us-content .pic4{width: 186px;height: 186px;background-image: url(../images/pc/connect_4.png);}
.connect-words{text-align: center;color: #000000;font-size: 18px;margin-top: 34px;line-height: 34px;width: 210px;}

/*底部*/
.bottom{width: 100%;height: 74px;background: #181B24;}
.bt-words{width: 650px;height: 74px;margin: 0 auto;color: #FFFFFF;font-size: 14px;text-align: center;line-height: 74px;}

/*遮罩二维码*/
.login-top{color: #333333;width: 300px;height: 150px;margin:10px auto;text-align: center;line-height: 150px;font-family: hcfont;}
.login img{max-width: 290px;max-height: 290px;margin: 0 auto;display: block;}
.login-bottom{width: 360px;height: 60px;border-top: 1px solid #CCCCCC;border-bottom: 1px solid #CCCCCC;font-size: 18px;line-height: 60px;text-align: center;margin:60px auto 0px auto;font-size: 25px;font-family: hcfont;color: #808080;}
.btclose{position: absolute;right: 5px;top:5px;z-index: 300;display: block;color: #666666;cursor:pointer}