* {
    padding: 0;
    margin: 0;
    list-style-type: none;
    font-size: 14px;
    font-family: "microsoft yahei";
    font-weight: normal;
    box-sizing: border-box;
}

a {
    color: #555;
    text-decoration: none;
}

body {
    background-color: #fff;
}

.flex {
    display: flex;
    align-items: center;
}
.mt10 {
    margin-top: 10px;
}

.content-body {
    width: 92%;
    margin: 0 auto;
    display: flex;
}

img {
    display: block;
}

/* 头部 */
.header-box {
    margin: 0 5vw;
    padding: 50px 0;
}
.head-menu{
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.language-box,.language-box a{
    display: flex;
    align-items: center;
    text-transform: uppercase;
   
}
.language-box{
    justify-content: right;
    padding-bottom: 10px;
    gap: 10px;
}
.language-box a img{
    margin-right: 5px;
}
.logo .logo-img {
    height: 80px;
    width: auto;
}

.rt-menu-box {
    display: flex;
    align-items: center;
    border: 2px solid #fff;
    border-radius: 99px;
    padding: 12px;
    gap: 5px;
}

.rt-menu-box a {
    color: #111;
    font-size: 18px;
    font-weight: bold;
    border-radius: 99px;
    padding: 14px 28px;
}

#index .rt-menu-box a.home, #products .rt-menu-box a.goods, #contact .rt-menu-box a.contact{
    background-color: #DA2720;
    color: #fff;
}



/* 主体 */
.content-box {
    background: url(../images/index-bg-big.jpg?v=4) no-repeat top center;
    background-size: 1920px auto;

}
.bg1{ }
.index-banner {
    padding-bottom: 40px;
    margin: 0 10vw;
}

.index-banner .b-txt {
    font-size: 44px;
    color: #fff;
    font-weight: bold;
    padding-bottom: 30px;
}

.index-banner .b-txt .red {
    color: #DA2720;
    font-size: 52px;
    font-weight: bold;
}
.index-banner .b-txt .w_red{font-size: 50px;} 

.ban-btn {
    margin-top: 7vw;
    display: flex;
    align-items: center;
    gap: 40px;
}

.red-btn {
    font-size: 20px;
    font-weight: bold;
    color: #fff;
    border-radius: 99px;
    background-color: #DA2720;
    padding: 1.5vw 2.5vw;
}

.red-btn-two {
    font-size: 18px;
    color: #fff;
    border-radius: 99px;
    background-color: #DA2720;
    padding: 1vw 3.5vw;
    display: inline-block;
}

.white-btn {
    font-size: 20px;
    font-weight: bold;
    color: #111;
    border-radius: 99px;
    background-color: #fff;
    padding: 1.5vw 2.5vw;
}

.products-box {
    background-color: rgba(255, 255, 255, .6);
    border-radius: 20px;
    box-shadow: 0 0 5px #333;
    margin: 6vw 10vw 0 10vw;
    padding: 4vw 3vw;
}

.products-box .big-title {
    display: flex;
    align-items: center;
    justify-content: center;
}

.products-box .big-title span {
    font-size: 42px;
    padding: .2vw 0;
    position: relative;
}

.products-box .big-title span::after {
    content: "";
    height: 6px;
    width: 90%;
    left: 50%;
    transform: translate(-50%);
    position: absolute;
    bottom: -10px;
    border-radius: 10px;
    background-color: #000;
}

.pro-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3.8vw;
    margin-top: 4vw;
}

.pro-list li a {
    display: flex;
    align-items: center;
}

.pro-list li a h3 {
    font-size: 30px;
    padding-left: 2vw;
    color: #111;
    text-transform: uppercase;
}

.pro-list li .pro {
    width: 14vw;
    height: 14vw;
    border-radius: 20px;
    border: 12px solid rgba(255, 255, 255, .3);
    box-shadow: 0 0 3px #999;
}

.contact-us-box {
    background-color: rgba(255, 255, 255, .2);
    border-radius: 20px;
    box-shadow: 0 0 5px #333;
    margin: 3vw 30vw 0 30vw;
    padding: 2vw 4vw;
}

.contact-us-box .contact-t {
    font-size: 38px;
    color: #fff;
}

.contact-us-box .input-t {
    color: #fff;
    font-size: 20px;
    display: block;
    width: 100%;
    padding: 5px 0;
}

.contact-us-box ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1vw;
    padding: 1.2vw 0;
}

.contact-us-box li {
    padding: 5px 0;
}

.contact-us-box li .input-s {
    padding: 5px 0;
    background-color: transparent;
    border: none;
    border-bottom: 3px solid #fff;
    min-width: 65%;
}

.input-s:focus {
    outline: none;
}
/* 内页 */
.side-content-box {
    background: url(../images/side-bg.jpg) repeat-y center top;
    background-size: 100% 700px;
    background-repeat: no-repeat;
    background-position: top;
    background-attachment: fixed;
}
.side-banner-txt p{
    font-size: 60px;
    font-weight: 700;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 0 200px 0;
}
.side-contact-box{
    display: flex;
    justify-content: space-between;
    padding: 0 10vw;
    background-color: #fff;
    padding-bottom: 40px;
}
.contact-us-box2 {
    border-radius: 20px;
    border: 2px solid #FF7F41;
    padding: 2.6vw 3vw;
    margin-top: 50px;
}

.contact-us-box2 .contact-t {
    font-size: 30px;
    color: #000;
    font-weight: bold;
    text-align: center;
}

.contact-us-box2 .input-t {
    color: #333;
    font-size: 16px;
    display: block;
    width: 100%;
    padding: 10px 0;
}

.contact-us-box2 ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1vw;
    padding: 1.2vw 0;
}

.contact-us-box2 li {
    padding: 5px 0;
}

.contact-us-box2 li .input-s {
    padding: 10px 0;
    background-color: transparent;
    border: none;
    border-bottom: 3px solid #FF7F41;
    min-width: 65%;
}
.orange-btn-two {
    font-size: 18px;
    color: #fff;
    border-radius: 99px;
    background-color: #FF7F41;
    padding: .8vw 3.5vw;
    display: inline-block;
}
.side-contact-rt{
    width: 470px;
    text-align: left;
    margin-top: 80px;
}
.side-contact-rt .contact-b{
    font-size: 30px;
    font-weight: bold;
}
.side-contact-rt .phone-ul{
    display: flex;
    align-items: center;
    gap: 20px;
}
.side-contact-rt .phone-ul li{
    font-size: 16px;
    color: #111;
    margin-top: 30px;
    padding-left: 50px;
    height: 40px;
    line-height: 40px;
    background: url(../images/phone-icon.png) no-repeat 0 0;
}

.side-contact-rt .phone-ul li.mail {
    background-position: 0 5px;
}

.side-contact-rt .phone-ul li.phone {
    background-position: 0 -43px;
}
.side-contact-rt .address-box{
    display: flex;
    align-items: center;
    font-size: 12px;
}
.svg-address-ico{
    width: 20px;
    height: 20px;
    fill: #FF7F41;
}
#map{
    margin: 20px 0;
}
/* 产品内页 */
.side-pro-box,.video-bg-box,.video-bg{
    width: 100%;
}
.video-bg video{
    width: 100vw;
    height: auto;
}
.video-bg-box{
    position: relative;
}
.video-bg-box .title-bg{
    background-color: #FF7F41;
    color:#fff;
    font-size: 40px;
    font-weight: bold;
    width: 76vw;
    height: 140px;
    line-height: 140px;
    text-align: center;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: -70px;
    z-index: 1;
}
.video-bg{
    border-top: 4px solid #FF7F41;
    overflow: hidden;
    position: relative;
    height: 660px;
}
.video-bg video{
    position: absolute;
    width: 130vw;
    height: auto;
    left: 0;
    top: 50%;
    margin-top: -50%;
}
.fixed-pro-box{
    position: absolute;
    top: 150px;
    width: 60vw;
    left: 20vw;
}
.three .fixed-pro-box{
    top: 200px;
}
.pro-mode-ul{
    display: grid;
    grid-template-columns: repeat(3 ,1fr);
    width: 100%;
    gap: 30px;
}
.pro-mode-ul li{
    border-radius: 20px;
    border: 2px solid #FF7F41;
    background-color: #000;
    box-shadow: 0px 0px 11px 2px rgba(255, 127, 65, 0.6);
    padding: 20px 0 40px 0;
    overflow: hidden;
    position: relative;
}
.pro-mode-ul li .t{
    color:#fff;
    font-size: 24px;
    font-weight: bold;
    text-align: center;
}
.pro-mode-ul li .img{
    width: 100%;
    height: auto;
    display: flex;
    justify-content: center;
    align-items: center;
}
.pro-mode-ul li .img img{
    max-width: 100%;
    max-height: 144px;
    display: block;
    margin: 0px auto;
}
.pro-mode-ul li .txt{
    color:#fff;
    font-size: 16px;
    padding: 0 20px 20px 20px;
    margin-top: 20px;
}
.pro-mode-ul li .down-btn{
    display: block;
    background-color: #FF7F41;
    color:#000;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    font-weight: bold;
    padding: 0 10px;
    text-align: center;
    position: absolute;
    bottom: 0;
    width: 100%;
}
.pro-mode-ul li .down-btn:hover{
    color:#fff;
}
.fixed-pro-box.flex {
    width: 64vw;
    left: 18vw;
}
.fixed-pro-box.flex .pro-mode-ul{
    gap: 15px;
}
.pro-mode-ul li.flex{
    display: flex;
    align-items: start;
    padding: 20px 0 60px 0;
}




.pro-mode-ul li.flex .down-btn{
    display: block;
    background-color: #FF7F41;
    color:#000;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    font-weight: bold;
    padding: 0 10px;
    text-align: center;
    position: absolute;
    bottom: 0;
    width: 50%;
    right: 0;
    border-radius: 20px 0 0 0;
}
.pro-mode-ul li.flex .down-btn:hover{
    color:#fff;
}
.white-bg-box{
    background-color: #fff;
}
.white-bg-box .title-bg{
    color:#000;
    font-size: 40px;
    font-weight: bold;
    text-align: center;
    padding: 30px 0;
}
.mock-link{
    height: 60px;
    width: 100%;
    background: url(../images/Rope_Divider_Final.png) repeat-x center center;
    background-size: auto 100%; 
}
.mock-link.top{
    position: relative;
    top: -20px;
}
.mock-link.bot{
    position: relative;
    bottom: -20px;
}
.pro-mode-ul2{
    width: 36vw;
    margin: 0 auto;
    gap: 15px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    padding-bottom: 50px;
}
.pro-mode-ul2 li{
    border-radius: 10px;
    background-color: #000;
    text-align: center;
    padding: 40px 0;
    position: relative;
    overflow: hidden;
}
.pro-mode-ul2 li .img{
    width: 52%;
    aspect-ratio: 1/1;
    margin: 0 auto;
}
.pro-mode-ul2 li .txt{
    font-weight: bold;
    color:#fff;
    padding: 20px 0;
}
.pro-mode-ul2 li .down-btn{
    display: block;
    background-color: #FF7F41;
    color: #000;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    font-weight: bold;
    padding: 0 10px;
    text-align: center;
    position: absolute;
    bottom: 0;
    width: 100%;
}
.bot-contact-box{
    background: url(../images/bot-bg.jpg) no-repeat top center;
    background-size: 100% auto;
    background-attachment: fixed;
    text-align: center;
    padding-bottom: 80px;
}
.bot-contact-box .big-title{
    font-size: 44px;
    font-weight: bold;
    color:#FFF;
    text-align: center;
    padding: 100px 0 20px 0;
}
.bot-contact-box .to-contact{
    border-radius: 99px;
    font-size: 16px;
    font-weight: bold;
    padding: 0 35px;
    height: 46px;
    line-height: 46px;
    display: inline-block;
    color:#000;
    background-color: #fff;
    box-shadow: 0 0 2px #ccc;
    margin: 0 auto;
}
.bot-contact-box .to-contact:hover{
    transition: all .35s;
    background-color: #000;
    color: #FF7F41;
}
.video-bg-box .black-bg{
    min-height: 660px;
    background-color: #000;
    border-top: 4px solid #FF7F41;
}
/* 底部 */
.bot-box {
    background: #00101D;
    padding: 5vw 10vw 2vw 10vw;
}

.bot-box .bot-top {
    display: flex;
    justify-content: space-between;
}

.bot-lt .bot-logo {
    width: 250px;
    height: auto;
}

.bot-lt .about-p {
    width: 100%;
    color: #fff;
    font-size: 16px;
}

.bot-box .code {
    color: #fff;
    font-size: 24px;
    text-align: center;
    margin-top: 3vw;
    text-decoration: underline;
}

.bot-rt .bot-txt-b {
    color: #fff;
    font-size: 30px;
}

.bot-rt ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.bot-rt li {
    font-size: 20px;
    color: #fff;
    margin-top: 50px;
    padding-left: 50px;
    height: 40px;
    background: url(../images/phone-icon.png) no-repeat 0 0;
}

.bot-rt li.mail {
    background-position: 0 -3px;
}

.bot-rt li.phone {
    background-position: 0 -50px;
}
/* 手机 */
@media (max-width: 768px) {
    .content-box {
        background: url(../images/mobile1.png?v=5) no-repeat top center;
        background-size: 100% auto;
        /* background: url(../images/index-bg-big.jpg?v=4) no-repeat top center;
        background-size: 1920px auto; */
    }
   
    .header-box {
        padding: 5vw 0;
    }

    .logo .logo-img {
        height: auto;
        width: 20vw;
    }

    .rt-menu-box {
        padding: 2vw 2vw;
        border: 1px solid #fff;
    }

    .rt-menu-box a {
        font-size: 13px;
        padding: 1vw 2vw;
        font-weight: normal;
        color: #fff;
        text-shadow: 0 0 3px #000;
    }

    .index-banner .b-txt {
        font-size: 26px;
        padding-bottom: 4vw;
    }

    .index-banner .b-txt .red {
        font-size: 32px;
    }
    .ban-btn {
        gap: 3vw;
    }

    .red-btn,
    .white-btn {
        font-size: 14px;
        font-weight: normal;
        padding: 4vw 6vw;
        width: 100%;
    }

    .index-banner {
        margin: 0 5vw;
        padding-bottom: 4vw;
    }

    .products-box {
        margin: 5vw 5vw 0 5vw;
        box-shadow: 0 0 3px #999;
        padding: 4vw 5vw;
    }

    .products-box .big-title span {
        font-size: 26px;
    }

    .products-box .big-title span::after {
        height: 4px;
    }

    .pro-list li a {
        flex-wrap: wrap;
    }

    .pro-list li .pro {
        width: 100%;
        height: fit-content;
        aspect-ratio: 1/1;
        border: 6px solid rgba(255, 255, 255, .3);
    }

    .pro-list li a h3 {
        font-size: 16px;
        width: 100%;
        padding-top: 2vw;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .pro-list {
        margin-top: 6vw;
    }
    .contact-us-box{
        margin: 5vw 5vw 0 5vw;
    }
    .contact-us-box .contact-t{
        font-size: 20px;
        margin-top: 5vw;
    }
    .contact-us-box .input-t{
        font-size: 14px;
        padding: 1vw 0;
    }
    .contact-us-box ul{
        gap: 6vw;
    }
    .contact-us-box li .input-s{
        padding: 0vw 0;
        width: 100%;
    }
    .contact-us-box{
        padding: 3vw 5vw;
    }
    .red-btn-two{
        font-size: 12px;
        padding: 3vw 12vw;
    }
    .bot-box{
        padding: 10vw;
    }
    .bot-box .bot-top{
        flex-wrap: wrap;
    }
    .bot-box .bot-top .bot-lt{
        width: 100%;
    }
    .bot-lt .bot-logo{
        width: 54vw;
    }
    .bot-box .bot-top .bot-rt{
        width: 100%;
    }
    .bot-lt .about-p{
        font-size: 12px;
    }
    .bot-rt .bot-txt-b{
        font-size: 18px;
        margin-top: 6vw;
    }
    .bot-rt ul{
        grid-template-columns: repeat(1 ,1fr);
        gap: 0;
    }
    .bot-rt li{
        margin-top: 5vw;
        height: 30px;
    }
    .bot-box .code{
        font-size: 16px;
        margin-top: 6vw;
    }
    /* 内页 */
    .side-banner-txt p{
        padding: 28vw 0;
        font-size: 40px;
    }
    .side-content-box{
        background-size: 100% 110vw;
    }
    .contact-us-box2{
        margin-top: 10vw;
        width: 100%;
    }
    .side-contact-box{
        flex-wrap: wrap;
    }
    .side-contact-rt{
        width: 100%;
    }
    .side-contact-rt .phone-ul{
        flex-wrap: wrap;
        gap: 0;
    }
    .side-contact-rt .phone-ul li{
        width: 100%;
        margin-top: 5px;
    }
    .video-bg-box .title-bg{
        width: 100vw;
        top: 0;
    }
    .pro-mode-ul{
        grid-template-columns: repeat(1, 1fr);
    }
    .video-bg-box{
        background: url(../images/phone-bg.jpg) repeat-y center center;
        background-size: 100% auto;
        padding-bottom: 10vw;
    }
    .video-bg-box.two{
        background: #fff;
    }
    .video-bg-box .title-bg{
        position: static;
        width: 100%;
        transform: none;
        line-height: 1.4em;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .video-bg{
        height: fit-content;
    }
    .video-bg video{
        display: none;
    }
    .fixed-pro-box{
        position: static;
        width: 90vw;
        margin: 0 auto;
        padding-top: 15vw;
    }
    .video-bg-box .black-bg{
        display: none;
    }
    .fixed-pro-box.flex{
        width: 90vw;
    }
    .pro-mode-ul2{
        grid-template-columns: repeat(1,1fr);
        width: 76vw;
    }
    .bot-contact-box{
        background-attachment: scroll;
        background-size: auto 100%;
    }
    .bot-contact-box .big-title{
        font-size: 24px;
    }
}