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; }
body, html {
    scroll-behavior: smooth;
  }
h1,h2,h3,h4,h5,h6{font-weight: normal;}

body {font:13px/1.75 "Microsoft YaHei", arial,sans-serif; color: #333;  background:#fff;overflow-x: hidden;font-family: "微软雅黑";}

a { text-decoration: none; color: #333;display: block;}

p{color: #434343;}

a:hover {text-decoration: none}

a img {border-bottom-style: none; border-right-style: none; border-top-style: none; border-left-style: none}

div {padding-bottom: 0px; list-style-type: none; margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px}

li {padding-bottom: 0px; list-style-type: none; margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px}

p,strong,em{padding-bottom: 0px; list-style-type: none; margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px;font-weight: normal;}

form {padding-bottom: 0px; list-style-type: none; margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px;}

em{font-style: normal; font-weight: normal}

table {padding-bottom: 0px;list-style-type: none; margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px}

dt {padding-bottom: 0px; list-style-type: none; margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px}

dl {padding-bottom: 0px; list-style-type: none; margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px}

dd {padding-bottom: 0px; list-style-type: none; margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px}

tr {padding-bottom: 0px; list-style-type: none; margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px}

input,textarea,select{outline: none;border: 0;}

.cl{height: 0px; clear: both;}

.fl{float: left; display: block;}

.fr{float: right;}

.container{width:1520px; margin:0 auto; height: 100%;}

.c{*zoom:1;}

.c:after{content: ""; display: block; height: 0; clear: both;}

.txt-c{text-align: center;}

.txt-l{ text-align: left !important;}

.txt-r{text-align: right;}

.bg-black{background: #000;}

.col-black{color: #000;}

.col-white{color: #fff !important;}

strong{ font-weight: bold;}

i{font-style: normal;}

.m{ margin: 0 auto;}

.blue{color:#0056a1;}
/* 头部 */
.zw{
    height: 80px;
}
header{
    width: 100%;
    position: fixed;
    z-index: 9999;
    top: 0;
    background-color: #fff;
    box-shadow: 0px 2px 13px 6px rgb(0 0 0 / 15%);
}
.header{
    display: flex;
    justify-content: space-between;
}
.header .a{
    display: flex;
    align-items: center;
}
.header .nav ul{
    display: flex;
    justify-content: space-between;
    padding-right: 5%;
}
.header .nav ul li{
    position: relative;
    min-width: 150px;
}
.header .nav ul li .nav-son{
    position: absolute;
    top: 140%;
    left: 0;
    min-width: 150px;
    background-color: #333333;
    opacity: 0;
    visibility: hidden;
    transition: all .5s;
}
.header .nav ul li:hover .nav-son{
    top: 100%;
    opacity: 1;
    visibility: visible;
}
.header .nav ul li .nav-son a{
    font-size: 16px;
	line-height: 40px;
	color: #ffffff;
}
.header .nav ul li a{
    line-height: 80px;
	font-size: 18px;
	letter-spacing: 1px;
	color: #282828;
    text-align: center;
}
.header .nav ul .last{
    display: flex;
    justify-content: flex-start;
    align-items: center;
}
.header .nav ul .last a{
	font-size: 16px;
    line-height: 40px;
	letter-spacing: 1px;
	color: #282828;
    position: relative;
}
.header .nav ul .last span{
    line-height: 40px;
    margin: 0 5%;
}
.header .nav ul .last .lan{
    position: absolute;
    top: 63%;
    left: -6%;
    display: none;
}
.header .nav ul .last .lan p{
    display: flex;
    justify-content: space-between;
}
.header .nav ul .ss{
    margin-left: 6%;
    position: relative;
}
.header .nav ul .ss form{
    display: none;
    position: absolute;
    z-index: 99;
    right: 119%;
    top: 10%;
}
.header .nav ul .ss form input{
    width: 162px;
    padding: 0 15px;
    height: 40px;
    color: #333;
    background-color: #fff;
    border: 1px solid #ccc;
}

@media (max-width:1440px){
    .header .logo img{
        width: 80%;
    }
    .header .nav ul li{
        min-width: 140px;
    }
    .header .nav ul li .nav-son{
        min-width: 140px;
    }
}
@media (max-width:1199px){
    .zw{
        display: none;
    }
    .header{
        display: none;
    }
}
@media (max-width:767px) {
    .swiper-button-prev:after, .swiper-container-rtl .swiper-button-next:after {
        font-size: 20px !important;
    }
    .swiper-button-next:after, .swiper-container-rtl .swiper-button-prev:after {
        font-size: 20px !important;
    }
    .ban{
        min-height: 250px;
    }
    .ban img{
       min-height: 250px;
    }
}