body {
    margin: 0; padding: 0;
    font-size: 10px;
}

/* 首图 */
.bar {
    width: 100%;
    /* height: 478px; */
    background-image: linear-gradient(to right, #dbdbdb, #e1e1e1);
    margin-top: 92px;
}
.anquan {
    width: 1280px;
    margin: 0 auto;
    overflow: hidden;
}
.wb {
    width: 50%;
    margin-left: 0;
    float: left;
    padding: 100px 0;
    color: #114a98;
    box-sizing: border-box;
}
.wb h2 {
    font-weight: 500;
    line-height: 50px;
}
.wb p {
    color: #000;
    font-size: 16px;
    line-height: 32px;
    text-align: justify;
    overflow: hidden;/* 内容超出宽度时隐藏超出部分的内容 */
    text-overflow: ellipsis;/* 当对象内文本溢出时显示省略标记(...) ；需与overflow:hidden;一起使用。*/
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
}
.anquan img {
    float: right;
    width: 25%;
    /* margin-right: 12.5%; */
    margin-top: 56px;
}


/* 系列 */
.w1500-1 {
    width: 1280px;
    /* height: 50px; */
    margin: 0 auto;
    background-color: #c6a573;
}
.xilie {
    height: 50px;
    margin: 0 auto;
    padding: 16px 0;
    width: 750px;
    overflow: hidden;
    box-sizing: border-box;
}
.xilie li {
    float: left;
}
.xilie li a {
    display: block;
    width: 250px;
    box-sizing: border-box;
    color: #1F509A;
    text-align: center;
    line-height: 18px;
    border-right: 1px solid #1F509A;
}
.xilie li:last-child a {
    border-right: 0;
}
.w1500 {
    width: 1280px;
    margin: 0 auto;
    padding: 30px 0;
    overflow: hidden;
    box-sizing: border-box;
}
.w1500 p {
    width: 700px;
    font-size: 14px;
    line-height: 30px;
    text-align: justify;
    /* text-indent: 2em; */
    float: left;
}
.w1500 img {
    display: block;
    height: 120px;
    float: right;
    margin-top: 14px;
    margin-right: 40px;
}



.swiper-container {
    margin-bottom: 4px;
}
.p1 {
    margin-bottom: 2px;
}
/* 分页器按钮定位 */
#sp2 {
    bottom: 20px;
    left: 50vw;
    width: 50vw;
    text-align: left;
    padding-left: 4vw;
    box-sizing: border-box;
    }

    /* 分页器按钮样式 */
#sp2 .swiper-pagination-bullet {
    width: 3vw;
    height: 6px;
    display: inline-block;
    border-radius: 3px;
    background: #c19c67; 
    /* opacity: .2; */
    }


    /* 分页器外边距 */
#sp2 .swiper-pagination-bullet {
    margin-right: 10px;
    margin-left: 0;
    }

.product {
    position: relative;
}
.chanpin01 {
    width: 100%;
    overflow: hidden;
    background-image: linear-gradient(to right, #dbdbdb, #e1e1e1);
}

.chanpin01 video {
    float: left;
    width: 50%;
    height: 28vw;
    
}

.wenben {
    width: 50%;
    height: 28vw; 
    color: #decbad;
    background-color: #415274;
    float: right;
}

.wenben span {
    display: block;
    height: 20px;
    background-image: linear-gradient(to right, #decbad, #c19c67);
}
.jieshao {
    width: 100%;
    height: calc(100% - 20px);
    text-align: left;
    padding: 4vw;
    padding-top: 2vw;
    box-sizing: border-box;
    position: relative;
}
.jieshao h3 {
    font-size: 28px;
    padding-bottom: 15px;
    color: #decbad;
}
.jieshao h4 {
    font-size: 16px;
    color: #decbad;
}
.jieshao p {
    font-size: 14px;
    line-height: 24px;
    color: #decbad;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
}
.jieshao img {
    width: 5vw;
    position: absolute;
    bottom: 4vw;
    left: 4vw;
}


@media(max-width :780px) {
    .bar {
        margin-top: 72px;
    }
    .w1500-1 {
        width: 100%;
    }
    .xilie {
        width: 100%;
    }
    .xilie li {
        width: 33%;
    }
    .xilie li a {
        width: 100%;
    }
    .anquan {
        width: 100%;
    }
    .wb {
        width: 60%;
        padding: 30px 10px;
        
    }
    .wb h1 {
        font-size: 14px;
        /* font-weight: 600; */
    }
    .wb h2 {
        font-size: 12px;
        line-height: 3em;
    }
    .wb p {
        font-size: 10px;
        line-height: 2em;
    }
    .anquan img {
        width: 32%;
        margin-right: 4%;
        margin-top: 46px;
    }


    .w1500 {
        width: 100%;
        padding: 30px 10px;
    }
    .w1500 p {
        width: 100%;
        font-size: 12px;
        line-height: 2em;
    }
    .w1500 img {
        float: none;
        height: 80px;
        margin: 0 auto;
    }

    /* 产品 */
    #sp2 {
        width: 100%;
        text-align: center;
        left: 0;
        padding-left: 0;
    }
    #sp2 .swiper-pagination-bullet {
        width: 20px;
        height: 4px;
        border-radius: 2px;
        }
    .chanpin01 video {
        width: 100%;
        height: 56vw;
    }
    .wenben {
        width: 100%;
        height: auto;
    }
    .jieshao {
        width: 100%;
        height: auto;
        text-align: center;
        padding: 15px 20px 40px;
        box-sizing: border-box;
    }
    .jieshao h3 {
        font-size: 16px;
        padding: 5px 0;
    }
    .jieshao h4 {
        font-size: 10px;
        padding: 5px 0;
    }
    .jieshao p {
        font-size: 10px;
        font-weight: lighter;
        line-height: 20px;
        text-align: justify;
        margin-bottom: 10px;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 5;
        -webkit-box-orient: vertical;
        height: 100px;


    }
    .jieshao img {
        width: 50px;
        position: static;
        display: none;
    }

}