* {
    padding: 0;
    margin: 0;
    list-style: none;
    box-sizing: border-box;
    font-size: 16px;
    font-family: Arial, Helvetica, sans-serif, "微软雅黑";
}
.header-mobile{display: none;}
header {
    width: 100%;
    height: 70px;
    background-color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    margin: auto;
    /* border-radius: 0 0 1.5rem 1.5rem; */
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 50px;
    box-sizing: border-box;
    z-index: 999;
}

header .logo img {
    height: 2rem;
}

header .nav ul {
    color: #ababab;
    display: flex;
}

header .nav ul li {
    width: 130px;
    text-align: center;
}

header .nav ul li a {
    color: #333;
    text-decoration: none;
    padding: 5px;
}

header .nav ul li .active {
    border-bottom: 3px solid #ff6900;
    color: #ff6900;
}

header .lang {
    color: #333;
}

header .lang select {
    border: 0;
    background-color: #fff;
    background-color: #fff;
    color: #333;
    line-height: 30px;
    outline: none;
}
.header .wrap{
    width: 1200px;margin: auto;display: flex;align-items: center;justify-content: space-between;
}

.banner {
    width: 100%;
    height: auto;
}

.banner img {
    display: block;
}

.index-product {
    width: 100%;
    min-height: 300px;
    overflow: hidden;
    background-color: #eee;
    padding: 50px;
}

.black_border {
    border: 5px solid #000;
}

.index-product .desc {
    width: 1200px;
    margin: auto;
    display: flex;
}

.index-product .desc .line {
    width: 100px;
    height: 3px;
    background-color: #111;
    display: block;
    margin: 20px 0;
    ;
}

.index-product .desc .title {
    font-size: 26px;
    font-weight: bold;
}

.index-product .desc p {
    line-height: 35px;
    width: 100%;
}

.index-product .desc .text {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.index-product .desc .part {
    width: 50%;
    justify-content: center;
}

.agent {
    width: 1200px;
    margin: auto;
    display: flex;
}

.agent>div {
    width: 50%;
    padding: 50px 0;
    box-sizing: border-box;
}

.agent .right {
    padding: 50px;
    font-size: 18px;
    line-height: 35px;
}

.agent .right>.desc {
    margin-top: 50px;
}

.agent .right>.desc span {
    color: #ff6900;
    margin-right: 20px;
}

.agent .right .icon {
    width: 80px;
    height: 80px;
    border-radius: 30px;
    background-color: #ff6900;
    display: flex;
    justify-content: center;
    align-items: center;
}

.agent .right .icon img {
    width: 30px;
}

.agent .right .list {
    margin-top: 50px;
}

.agent .right .list .item {
    display: flex;
    margin-top: 25px;
    border: 1px solid #e6e6e6;
    padding: 10px;
    border-radius: 6px;
}

.agent .right .list .desc {
    display: flex;
    flex-wrap: wrap;
    font-size: 16px;
    line-height: 25px;
    margin-left: 20px;
}

.agent .right .list .desc .title {
    font-size: 20px;
    font-weight: bold;
    width: 100%;
}

.news {
    width: 1000px;
    margin: auto;
    margin-top: 100px;
    margin-bottom: 50px;
}

.news .list {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.news .list .item {
    margin-bottom: 70px;
    font-size: 20px;
}

.contact {
    width: 1200px;
    margin: auto;
    margin-top: 100px;
    margin-bottom: 100px;
}

.contact .title {
    font-size: 24px;
    font-weight: bold;
    text-align: center;
}

.contact .title span {
    font-size: 16px;
    color: #ccc;
}

.contact .list {
    width: 1000px;
    margin: auto;
    margin-top: 50px;

    display: flex;
    justify-content: space-between;
}

.contact .list .item {
    width: 33%;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
}

.contact .list .item .icon {
    width: 120px;
    height: 120px;
    border: 1px solid #ff6900;
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact .list .item .text {
    width: 100%;
}

.contact .list .item .icon img {
    width: 60px;
}

.contact .massage {
    width: 1000px;
    margin: auto;
    margin-top: 50px;
}

.contact .massage input {
    width: 100%;
    height: 50px;
    border: 1px solid #eee;
    margin-bottom: 10px;
    font-size: 16px;
    padding: 10px;
    outline: none;
}

.contact .massage textarea {
    width: 100%;
    height: 300px;
    border: 1px solid #eee;
    font-size: 16px;
    padding: 10px;
    outline: none;
}

.contact .massage button {
    width: 200px;
    height: 35px;
    background-color: #ff6900;
    color: #fff;
    margin: auto;
    border: 0;
    border-radius: 30px;
    margin-top: 20px;
    font-size: 16px;
}

.product {
    width: 1100px;
    margin: auto;
    min-height: 800px;
}

.product .nav {
    margin: 50px auto;
    height: 40px;
}

.product .nav ul {
    display: flex;
    justify-content: center;
}

.product .nav ul li {
    width: 200px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    cursor: pointer;
}

.product .nav ul .active {
    background-color: #444;
    color: #fff;
}

.product .list {
    width: 100%;
    display: flex;
    justify-content: space-around;
}

.product .list .item {
    width: 330px;
    height: 330px;
    background-color: #fff;
    line-height: 25px;
    text-align: center;
    border: 1px solid #999;
    margin-bottom: 30px;
    cursor: pointer;
}

.product .list .item img {
    max-width: 240px;
}

.about {
    width: 1200px;
    margin: auto;
    margin-top: 50px;
    margin-bottom: 100px;
}

.about .title {
    font-size: 20px;
    font-weight: bold;
    display: flex;
    align-items: center;
}

.about .desc {
    width: 100%;
    padding: 10px 0;
    color: #222;
}

.about .title span {
    font-size: 32px;
    color: #ff6900;
    margin-right: 10px;
}

.about .line {
    width: 100%;
    height: 1px;
    background-color: #eee;
    margin: 30px 0px;
}

.about .photos {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.about div {
    width: 24.5%;
    margin-top: 4px;
}

.about div img {
    width: 100%;
    height: 200px;
}

.about .mail{
    line-height: 30px;
}

footer {
    background-color: #111;
    text-align: center;
    color: #ababab;
    padding: 80px;
    box-sizing: border-box;
}
footer a{
    color:#ababab;
    font-size: 14px;
    text-decoration: none;
}

footer div {
    line-height: 35px;
    font-size: 14px;
}

footer img {
    max-width: 150px;

}
.about a {
    text-decoration: none;
    color: bule;
}
.about .mail,.about .message{width: 50%;}
.photos p {
    width: 24.5%;
}

.message input,
textarea {
    width: 100%;
    height: 35px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    outline: none;
    padding: 0 10px;
    font-size: 14px;
    border-radius: 4px;
}

.message textarea {
    height: 100px;
    padding: 5px 10px;
}
.mask{width: 100%;height:0; background:#ff6900;position: fixed;display: flex;align-items: center;color: #fff;text-align: center;overflow: hidden;z-index: 999;top:60px;}
@media screen and (max-width:768px) {
    .banner{margin-top: 60px;}
    .index-product .desc {width: 100%;flex-wrap: wrap;}
    .index-product .desc .part{width: 100%;}
    header{padding: 0 10px;}
    .header-pc{display: none;}
    .header-mobile{display: flex;}
    .header .wrap{width: 100%;}
    .header-mobile{width:100%;height:60px;margin: auto;display: flex;align-items: center;justify-content: space-between;}
    .header-mobile>a{display: flex;}
    .header-mobile .nav{display: flex;width: 26px;height: 26px;align-items: center;flex-wrap: wrap;cursor: pointer;}
    .header-mobile .nav p{width: 100%;height: 3px;background-color: #000;}
    .header-mobile .logo{width: 100px;}
    .active{height: calc(100% - 60px);transition: all .3s;}
    .mask ul {margin: auto;}
    .mask ul li{line-height: 50px;font-size: 20px;text-align: center;}
    .mask ul li a{color: #fff;text-decoration: none;font-weight: bold;}
    .mask ul li a span{font-size: 14px;color: #ccc;}
    .nav{position: relative;transition: all .3s;}
    .active p:first-child{display: none;}
    .active p:nth-child(2){transform: rotate(45deg);transition: all 0.3s;}
    .active p:nth-child(3){transform: rotate(135deg);position: absolute;transition: all 0.3s;}
    .news,.contact,.support,.contact .list{width: 100%;}
    .product{width: 100%;}
    .about{width: 100%;padding: 0 20px;}
    .about .title{width: 100%;}
    .photos p{width: 100%;}
    .about .mail,.about .message{width: 100%;}
    .news .list .item img{max-width: 100%;}
    .news{padding: 0 20px;}
}