.concent {
    width: 100%;
    background-color: #fafafa;
    text-align: center;
    overflow: hidden;
}

.banner-top h1 {
    margin: 0;
    margin-top: 110px;
    font-size: 48px;
    font-weight: 500;
    line-height: 80px;
    color: #fff;
}

.banner-top h2 {
    font-size: 26px;
    font-weight: 500;
    line-height: 50px;
    color: #fff;
}

/* .banner-top h3 {
    font-size: 20px;
    font-weight: 300;
    line-height: 40px;
    color: #fff;
} */

.banner ul {
    width: 400px;
    padding-top: 35px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    /* position: absolute;
    bottom: 85px;
    left: 0; */
}

.banner ul li {
    /* width: 409px; */
    height: 26px;
    padding: 0 10px;
    text-align: center;
    border: #fff 2px solid;
    border-radius: 16px;
    /* background-color: rgba(0, 0, 0, 0.4); */
}

.banner ul li a {
    font-size: 16px;
    font-weight: 400;
    line-height: 26px;
    color: #fff;
}

.banner ul li a span {
    font-size: 16px;
    font-weight: 400;
    line-height: 26px;
    color: #fff;
}

.banner ul li:hover {
    background-color: rgba(131, 194, 9, 0.8);
}

.rec {
    width: 1100px;
    margin: 0 auto;
}

.rec ul {
    text-align: center;
    background: #fff;
    display: flex;
    justify-content: space-around;
}

.rec ul li {
    width: 220px;
    height: 338px;
}

.rec h5 {
    font-size: 30px;
    font-weight: bold;
    /* padding-bottom: 40px; */
    line-height: 120px;
}

.rec p {
    font-size: 20px;
    line-height: 50px;
}

.disb {
    font-size: 14px;
    line-height: 20px;
    display: block;
    color: #909595;
}

dd {
    padding-bottom: 40px;
}

.light {
    margin: 0 auto;
    text-align: center;
}

.light>h4 {
    font-size: 30px;
    font-weight: 500;
    color: #333333;
    padding-top: 40px;
    line-height: 30px;
    /* line-height: 120px; */
}

.light>p {
    font-size: 18px;
    color: #a9a9a9;
    padding-bottom: 50px;
}

.light ul {
    width: 1100px;
    height: 492px;
    margin: 0 auto;
    display: flex;
    margin-bottom: 40px;
    flex-wrap: wrap;
    justify-content: space-between;
}

.light ul li {
    background-color: #fff;
    width: 350px;
    height: 220px;
}

.light ul li img {
    margin-top: 40px;
}

.light ul li h5 {
    font-size: 20px;
    font-weight: normal;
    color: #333333;
    padding: 20px 0px 10px;
}

/* 上浮效果 */
.rec ul li {
    position: relative;
    /*设置为相对*/
    /* margin: 60px auto; */
    z-index: 1;
    /* width: 294px; */
    /* height: 413px; */
    background: #fff;
    -webkit-transition: all .2s linear;
    /*渐变效果*/
    transition: all .2s linear;
}

.rec ul li:hover {
    z-index: 2;
    /*设置在顶层显示*/
    -webkit-box-shadow: 0 5px 5px rgba(0, 0, 0, 0.1);
    /*添加阴影*/
    box-shadow: 0 5px 5px rgba(0, 0, 0, 0.1);
    -webkit-transform: translate3d(0, -2px, 0);
    /*向上浮动*/
    transform: translate3d(0, -2px, 0);
}

.light ul li {
    position: relative;
    /*设置为相对*/
    /* margin: 60px auto; */
    z-index: 1;
    /* width: 294px; */
    /* height: 413px; */
    background: #fff;
    -webkit-transition: all .2s linear;
    /*渐变效果*/
    transition: all .2s linear;
}

.light ul li:hover {
    z-index: 2;
    /*设置在顶层显示*/
    -webkit-box-shadow: 0 5px 5px rgba(0, 0, 0, 0.1);
    /*添加阴影*/
    box-shadow: 0 5px 5px rgba(0, 0, 0, 0.1);
    -webkit-transform: translate3d(0, -2px, 0);
    /*向上浮动*/
    transform: translate3d(0, -2px, 0);
}

.storh {
    font-size: 34px;
    padding: 50px 0px;
}

.btbox>h4 {
    font-size: 34px;
    padding-bottom: 15px;
}

@media screen and (min-width:980px) and (max-width:1440px) {

    .banner-top h1 {
        margin: 0;
        margin-top: 110px;
        font-size: 48px;
        font-weight: 500;
        line-height: 80px;
        color: #fff;
    }

    .banner-top h2 {
        font-size: 26px;
        font-weight: 500;
        line-height: 40px;
        color: #fff;
    }

    /* .banner-top h3 {
        font-size: 20px;
        font-weight: 300;
        line-height: 40px;
        color: #fff;
    } */

    .banner ul {
        width: 400px;
        padding-top: 35px;
        margin: 0 auto;
        display: flex;
        justify-content: space-around;
        /* position: absolute;
        bottom: 85px;
        left: 0; */
    }

    .banner ul li {
        /* width: 409px; */
        height: 26px;
        padding: 0 10px;
        text-align: center;
        border: #fff 2px solid;
        border-radius: 16px;
        /* background-color: rgba(0, 0, 0, 0.4); */
    }

    .banner ul li a {
        font-size: 16px;
        font-weight: 400;
        line-height: 26px;
        color: #fff;
    }

    .banner ul li a span {
        font-size: 16px;
        font-weight: 400;
        line-height: 26px;
        color: #fff;
    }

    .banner ul li:hover {
        background-color: rgba(131, 194, 9, 0.8);
    }

    .rec {
        width: 982px;
        margin: 0 auto;
    }

    .rec ul {
        text-align: center;
        background: #fff;
        display: flex;
        justify-content: space-around;
    }

    .rec ul li {
        width: 200px;
        height: 338px;
    }

    .rec h5 {
        font-size: 30px;
        font-weight: bold;
        /* padding-bottom: 40px; */
        line-height: 120px;
    }

    .rec p {
        font-size: 20px;
        line-height: 50px;
    }

    .disb {
        font-size: 14px;
        line-height: 20px;
        display: block;
        color: #909595;
    }

    dd {
        padding-bottom: 40px;
    }

    .light {
        margin: 0 auto;
        text-align: center;
    }

    .light>h4 {
        font-size: 30px;
        font-weight: 500;
        color: #333333;
        padding-top: 40px;
        line-height: 30px;
        /* line-height: 120px; */
    }

    .light>p {
        font-size: 18px;
        color: #a9a9a9;
        padding-bottom: 40px;
    }

    .light ul {
        width: 982px;
        height: 480px;
        margin: 0 auto;
        display: flex;
        margin-bottom: 40px;
        flex-wrap: wrap;
        justify-content: space-between;
    }

    .light ul li {
        background-color: #fff;
        width: 315px;
        height: 220px;
    }

    .light ul li img {
        margin-top: 40px;
    }

    .light ul li h5 {
        font-size: 20px;
        font-weight: normal;
        color: #333333;
        padding: 20px 0px 10px;
    }

}