/*html, body {*/
/*    font-family:PingFangSC-Regular, Helvetica,"微软雅黑Light","Microsoft YaHei", serif;*/
/*}*/
/*  内容盒子设置 */
.content-box{
    max-width: 1920px;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    overflow-x: hidden;
}

/* 主题内容盒子 */
.index-container{
    width: 83.33%;
    margin: 0 auto;
    max-width: 1600px;
    box-sizing: border-box;
    font-size: 5.208vw;
}
@media screen and (min-width: 1920px){
    .index-container {
        font-size: 100px;
    }
}
@media all
and (-moz-min-device-pixel-ratio: 1.01) and (-moz-max-device-pixel-ratio: 3),
(-webkit-min-device-pixel-ratio: 1.01) and (-webkit-max-device-pixel-ratio: 3),
(min-resolution: 1.01dppx) and (max-resolution: 3dppx) {

    .index-container {
        font-size: 100px;
    }
    @media screen and (max-width: 1670px) {
        .index-container {
            font-size: 80px;
        }
    }
    @media screen and (max-width: 1366px) {
        .index-container {
            font-size: 75px;
        }
    }
    @media screen and (max-width: 1280px) {
        .index-container {
            font-size: 70px;
        }
    }
    @media screen and (min-width: 1024px) and (max-width: 1279px){
        .index-container {
            font-size: 60px;
        }
    }
    @media screen and (max-width: 1023px) {
        .index-container {
            font-size: 6.416vw;
        }
    }
}


@media all
and (-moz-min-device-pixel-ratio: 0.01) and (-moz-max-device-pixel-ratio: 0.99),
(-webkit-min-device-pixel-ratio: 0.01) and (-webkit-max-device-pixel-ratio: 0.99),
(min-resolution: 0.01dppx) and (max-resolution: 0.99dppx) {
    .index-container {
        font-size: 100px;
    }
    @media screen and (max-width: 1540px) {
        .index-container {
            font-size: 80px;
        }
    }
    @media screen and (max-width: 1366px) {
        .index-container {
            font-size: 75px;
        }
    }
}
/* 主题内容盒子结束 */
.index-title-h{
    font-size: 0.45em;
    margin: 2em 0 1.5em;
    text-align: center;
}
.index-title-h1{
    font-size: 0.3em;
    margin: 2em 0 1.5em;
    text-align: center;
    display: none;
}
.flex-between{
    display: flex;
    justify-content: space-between;
}
.flex-around{
    display: flex;
    justify-content: space-around;
}
.hollow-cover{
    position: absolute;
    top: 0;left: 0;
    width: 100%;height: 100%;
    background-color: rgba(255, 255, 255, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
    /*mask-image: url(https://github.githubassets.com/pinned-octocat.svg);
    mask-size: 5em;
    mask-position: center;*/
}
.hollow-font{
    color: #4D4D4D;
    mix-blend-mode: color-burn;
}
/*about intco*/
.about-content{
    width: 50%;
}
.about-text{
    padding-right: 10%;
    line-height: 1.7;
    margin-bottom: 1em;
    font-size: 0.26em;
    font-weight: 300;
    color: #666666;
}
.about-more{
    font-size: 0.26em;
    color: #666;
    border: 2px solid #666;
    display: inline-block;
    padding: 0.3em 1em;
    border-radius: 0.5em;
    margin-top: 1em;
}
.about-more:hover{
    color: #fff;
    background-color: #76b72b;
    border-color: #76b72b;
}
.intro-container{
    margin: 0.7em 0 0.8em;
}
.intro-data{
    width: 25%;border-right: 1px solid rgba(204, 204, 204, 0.3);display: flex;align-items: flex-end;justify-content: space-around;color: #333333;font-size: 0.1em;
}
.intro-data img{
    height: 8em;
}
.intro-no{
    font-size: 6.6em;color: #76b72b;margin-bottom: 0.05em;
    font-weight: 600;
}
.intro-add{
    color: #76b72b;
    font-size: 2em;
    position: absolute;
}
.intro-text{
    font-size: 2.5em;
}
/*轮播*/
.positions-box{
    width: 100%;
    position: relative;
}
.positions-indicators{
    position: absolute;
    /*width: 18.1%;*/
    width: 3px;
    height: 100%;
    top: 0;
    bottom: 0;
    left: -8px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    z-index: 15;
    list-style: none;
    margin: 0;
}
.positions-indicators li {
    box-sizing: inherit;
    height: 0.2em;
    width: 3px;
    cursor: pointer;
    text-align: center;
    text-indent: 0;
    opacity: 1;
    transition: .6s ease;
    border: none;
    margin:2px 0 0;
    background-color: #CCCCCC;
}
.positions-inner{
    height: 100%;
    position: relative;
    width: 100%;
    overflow: hidden;
}
.positions-item{
    position: relative;
    display: none;
    float: left;
    width: 100%;
    margin-right: -100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;

}
.positions-item.active{
    display: block;

}
.carousel-indicators li.active{
    height: 0.4em;
    background-color: #76b72b;
}
/*product*/
.index-product-item{
    overflow: hidden;
    border-radius: 0.25em;
    cursor: pointer;
    position: relative;
}
.index-product-item img{
    width: 100%;
    display: block;
    transition: 0.2s;
}
.index-product-pop{
    position: absolute;
    top: 100%;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: 0.3s;
    color: #fff;
}
.index-product-pop-title{
    padding: 0.4em 0.8em;
    color: #fff;
    border-radius: 0.4em;
    font-size: 0.4em;
    border: 3px solid #fff;
}
.index-product-pop-title:hover{
    background-color: #76b72b;
    border-color: #76b72b;
    color: #FFFFFF;
}
.index-product-item:hover img{
    transform: scale(1.2);
}
.index-product-item:hover .index-product-pop{
    top: 0;
}
/*industry*/
.industry-item{
    width: 24.375%;
    position: relative;
    overflow: hidden;
}
.industry-item img{
    width: 100%;
    height: auto;
    display: block;
}
.industry-data{
    display: block;width: 100%;
    margin: 0.7em 0 0.1em;
}
.industry-item-pop{
    position: absolute;
    top: 100%;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: 0.3s;
    color: #fff;
}
.industry-item-pop-title{
    padding: 0.3em 0.6em;
    color: #fff;
    border-radius: 0.4em;
    font-size: 0.26em;
    border: 3px solid #fff;
}
.industry-item:hover .industry-item-pop{
    top: 0;
}

/* banner */
.banner-swiper{
    overflow-x: hidden;
    position: relative;
}
.banner-swiper .swiper-pagination-bullet{
    opacity: 0.5;
    width: 10px;
    height: 10px;
    vertical-align: middle;
    background: rgb(255, 255, 255);
    box-shadow: 3px 3px 12px 1px rgba(0 ,0, 0 , 0.3);
}
.banner-swiper .swiper-pagination-bullet.swiper-pagination-bullet-active{
    background: #76b72b;
}

/* 拉斯维加斯(3499·VIP认证)官网-LasVegasApp内容开始 */
.product-box {
    width: 100%;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.product-box-item {
    width: 30%;
    margin-bottom: 5%;
    background: #EEEEEE;
    position: relative;
    overflow: hidden;
}

.product-box-item:nth-child(3n-1) {
    margin: 0 5% 5%;
}

.product-box-item:nth-child(3) ~ .product-box-item {
    margin-bottom: 0;
}

.product-box-item img {
    width: 100%;
    vertical-align: middle;
}

.product-box-item .product-box-item-content {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    box-sizing: border-box;
    background: rgba(46, 63, 81, 0.7);
    transition: 0.2s;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding:15px;
    color: #FFFFFF;
    /*overflow: hidden;*/
    overflow-y: auto;
}

.product-box-item .product-box-item-content::-webkit-scrollbar {
    width: 4px;
    /*height: 4px;*/
}

.product-box-item .product-box-item-content::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
    background:#a8a8a8;
}

.product-box-item .product-box-item-content::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
    border-radius: 0;
    background: #f1f1f1;

}

.product-box-item:hover .product-box-item-content {
    top: 0;
}

.product-box-item-title {
    width: 100%;
    font-size: 1.8em;
    font-weight: 400;
    margin-top: 15px;
    color: #FFFFFF;
    text-align: center;
}

.product-box-item-detail {
    font-size: 0.8em;
    color: #CCCCCC;
    margin: 15px 0;
    width: 100%;
}



.industry-more-btn {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    /*border-radius: 50px;*/
    /*border: 1px solid #76B72B;*/
    /*white-space: nowrap;*/
    /*color: #76B72B;*/
    margin: 20px auto 84px;
    /*font-size: 16px;*/
    /*width: 114px;*/
    /*height: 36px;*/
    /*line-height: 36px;*/
    /*text-align: center;*/
}


/* 资源 */
.energy-box {
    width: 100%;
    background: url("/images/index/bg.png") no-repeat center;
    background-size: cover;
    color: #fff;
    padding: 20px 15px;
    box-sizing: border-box;
}

.energy-box-en {
    margin: 48px 0;
}
.hollow-video-text{
    font-size: 5.2em;font-weight: bold;margin-bottom: 0.7em
}
.video-text {
    width: 80%;
    text-align: center;
}

.video-play {
    font-size: 48px;
    margin-top: 0;
    cursor: pointer;
    user-select: none;
}

.video-play img {
    height: 5.5rem;
    opacity: 0.8;
}

.energy-container {
    max-width: 1200px;
    width: 80.5%;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.energy-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.energy-item img {
    width: 110px;
}

.energy-item-num {
    width: 100%;
    text-align: center;
    font-size: 1.8em;
}

.energy-item-text {
    width: 100%;
    text-align: center;
    font-size: 0.8em;
}

.energy-img-active {
    display: none;
}

.energy-item:hover .energy-img-active {
    display: block;
}

.energy-item:hover .energy-img-detail {
    display: none;
}

@media screen and (min-width: 1440px) {
    .energy-container {
        width: 1200px;
    }
}
@media screen and (max-width: 1200px){
    .hollow-video-text{
        font-size: 3em;
    }
}
@media screen and (max-width: 992px) {
    .energy-container {
        width: 100%;
    }
}

@media screen and (max-width: 768px) {
    .product-box-item {
        width: 48%;
        margin-bottom: 4%;
    }

    .product-box-item:nth-child(4) {
        margin-bottom: 4% !important;
    }

    .product-box-item:nth-child(3n-1) {
        margin: 0 0 4%;
    }

    .energy-item img {
        width: 55px;
    }

    .energy-item-num {
        font-size: 1.2em;
    }

    .energy-item-text {
        font-size: 0.5em;
    }

    .industry-more-btn {
        margin-bottom: 42px;
    }

    .video-play {
        font-size: 24px;
    }
    .hollow-video-text{
        font-size: 1.6em;
    }
    .video-play img {
        height: 20px;
    }
}

@media screen and (max-width: 680px) {
    .industry-item-detail img {
        width: 35px;
    }

    .industry-item-detail h2 {
        font-size: 12px;
    }

    .industry-item-detail-more {
        font-size: 12px;
        padding: 2px 2px;
    }

}

@media screen and (max-width: 550px) {
    .product-box-item {
        width: 100%;
        margin-bottom: 30px;
    }

    .product-box-item:nth-child(5), .product-box-item:nth-child(4), .product-box-item:nth-child(2) {
        margin-bottom: 30px !important;
    }

    .product-box-item:last-child {
        margin: 0;
    }

    .energy-container {
        flex-wrap: wrap;
    }

    .energy-item {
        width: 50%;
        flex-shrink: 0;
        margin-bottom: 15px;
    }
}


/* 新闻列表开始 */
.swiper-content {
    display: flex;
    align-items: center;
    width: 80.5%;
    box-sizing: border-box;
    /*padding: 0 15px;*/
    margin: 0 auto;
}

.index-title {
    color: #000000;
    text-align: center;
    margin: 10px auto 72px;
    position: relative;
    font-weight: bold;
    display: block;
    text-decoration: none;
}

.index-title::after {
    content: "";
    width: 40%;
    height: 2px;
    background: #85C555;
    position: absolute;
    bottom: -10px;
    left: 0;
    right: 0;
    margin: 0 auto;
}

.index-title-more {
    width: 100%;
    cursor: pointer;
    user-select: none;
    font-size:20px;
}

.index-title-more:after {
    content: none;
}

.left-angle, .right-angle {
    width: 32px;
    height: 32px;
    background-color: #E6E6E6;
    color: #fff;
    font-size: 16px;
    line-height: 32px;
    text-align: center;
    border-radius: 100%;
    cursor: pointer;
}


.news-item {
    width: 100%;
    display: block;
    vertical-align: top;
    max-height: 423px;
    overflow: hidden;
    margin-bottom: 16px;
    box-shadow: 0 0 16px rgba(0, 0, 0, 0.08);
    text-decoration: none;
}

.news-item .news-image {
    width: 100%;
    padding-bottom: 60%;
    position: relative;
    overflow: hidden;
}

.news-item .news-image img {
    display: block;
    object-fit: cover;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transition: all 0.5s;
}

.news-item .news-content {
    background: #fff;
    padding: 15px;
}

.news-item .news-date {
    color: #333;
    font-size: 12px;
    line-height: 1;
}

.news-item .news-title {
    color: #444;
    font-size: 15px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    font-weight: bold;
    margin: 8px 0;
}

.swiper-slide-active .news-title {
    color: #0A6EC6;
}

.news-item .news-introduction {
    line-height: 20px;
    font-size: 13px;
    color: #333333;
    margin: 8px 0 10px;
    overflow: hidden;
    height: 40px;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.learn-more {
    display: none;
    font-size: 14px;
    line-height: 1.3;
    color: #0A6EC6;
    /*margin-top: 20px;*/
    cursor: pointer;
    text-decoration: none;
}
.learn-more:hover{
    color: #0A6EC6;
}

.swiper-slide-active .learn-more {
    display: inline-block;
}
.swiper-slide-active .learn-more:hover{
    color: #0A6EC6;
}

.swiper-container-autoheight .swiper-wrapper {
    align-items: flex-end !important;
}
.swiper-container-phone{
    display: none;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
    overflow: hidden;
}
.swiper-container-phone .swiper-wrapper{
    align-items: flex-end !important;

}


.news-title-all {
    width: 90%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 40px 0;
}

.news-title-all .side-line {
    width: 100%;
}

.news-title-all .forth-title {
    flex-shrink: 0;
}

@media screen and (max-width: 1200px) {
    .news-item .news-image {
        /*height: 170px;*/
    }
}

@media screen and (max-width: 992px) {
    .swiper-content {
        width: 100%;
        padding: 0 15px;
    }
}
@media screen and (max-width: 768px) {
    .swiper-container{
        display: none;
    }
    .swiper-container-phone{
        display: block;
    }
}
<!--0.00021886825561523-->