.nav li:nth-child(4) .v1 {
    border-bottom: 2px solid #ffffff;
    padding-top: 15px;
}

.nav li:nth-child(4) p{
    font-size: 19px;
    color: #ffffff;
    font-weight: 700;
}




/* 轮播 */
.banner .item {
    position: relative;
}

.banner .item a {
    position: relative;
    display: block;
    height: 0;
    padding-top: 47%;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.banner .item .txt {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 22px;
    font-weight: bold;
    color: #FFFFFF;
    text-align: center;
}

.slick-arrow {
    position: absolute;
    width: 33px;
    height: 62px;
    top: 40%;
    border: 0;
    font-size: 0;
    cursor: pointer;
    background-color: transparent;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 2;
    outline: none;
}

.slick-prev {
    left: 5%;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M0%2C22L22%2C0l2.1%2C2.1L4.2%2C22l19.9%2C19.9L22%2C44L0%2C22L0%2C22L0%2C22z'%20fill%3D'%23fff'%2F%3E%3C%2Fsvg%3E")
}

.slick-next {
    right: 5%;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M27%2C22L27%2C22L5%2C44l-2.1-2.1L22.8%2C22L2.9%2C2.1L5%2C0L27%2C22L27%2C22z'%20fill%3D'%23fff'%2F%3E%3C%2Fsvg%3E")
}

.slick-dots {
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 3
}

.slick-dots li {
    display: inline-block;
    margin: 0 10px
}

.slick-dots button {
    width: 10px;
    height: 14px;
    background: none;
    font-size: 0;
    cursor: pointer;
    border: none;
    border-radius: 10px;
    border: 1px solid #fff;
}

.slick-dots li.slick-active button {
    background: #fff
}
.middle{
    padding-top: 50px;
    padding-bottom: 30px;
    background: #F9F9F9;
}
.moduler-title1{
    font-size: 38px;
    font-weight: 500;
    padding: 0 0 30px 60px;
    color: #303030;
}
.middle-content{
    position: relative;
    height: 550px;
    /* padding: 50px 30px 30px 50px; */
    background: #FFFFFF;
    border-radius: 20px;
    border: 1px solid #E9E9E9;
    display: flex;
    justify-content: space-between;
}
.middle-content h4{
    margin-bottom: 30px;
    font-size: 26px;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 35px;
}
.w-h-img{
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 8px;
}
.middle-item-font{
    position: absolute;
    width: 50%;
    left: 30px;
    top: 50px;
}
.middle-item-font p{
    color: #FFFFFF;
}
.middle-img1{
    position: relative;
    width: 500px;
    height: 500px;
}
.middle-img2{
    position: absolute;
    right:0;
    top: 0;
    width: 170px;
    height: 170px;
    background: #23C4A0;
    border-radius: 8px;
}
.middle-img3{
    position: absolute;
    left: 0;
    bottom: 0;
    width: 70px;
    height: 70px;
    background: #41AFEE;
    border-radius: 8px;
}
.middle-img{
    margin-top: 50px;
}
.content-img{
    height: 700px;
    background: #FFFFFF;
}
.content-text{
    padding: 15px 40px 265px 50px;
    display: flex;
    justify-content: space-between;
}
.content-text div{
    width: 32%;
    height: 200px;
    padding: 15px 20px 0 30px;
    box-shadow: 1px 10px 35px 0px rgba(12,166,131,0.1100);
    opacity: 0.7;
    background: #23C4A0;
    border-radius: 8px;
    transition: .3s;
    cursor: pointer;
    word-break:break-all;
}
.content-text p{
    color: #FFFFFF;
}
.content-text div:hover{
    box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.2000);
    transform: scale(1.1);
}
.content-text1{
    margin: 0px 40px 50px 50px;
    display: flex;
    justify-content: space-between;
}
.content-text1 div{
    width: 32%;
    height: 200px;
    padding: 15px 20px 0 30px;
    box-shadow: 1px 10px 35px 0px rgba(12,166,131,0.1100);
    opacity: 0.7;
    background: #23C4A0;
    border-radius: 8px;
    transition: .3s;
    cursor: pointer;
    word-break:break-all;
}
.content-text1 p{
    color: #FFFFFF;
}
.content-text1 div:hover{
    box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.2000);
    transform: scale(1.1);
}
.content-text-h5{
    margin-bottom: 10px;
    font-size: 26px;
    font-weight: bold;
    color: #FFFFFF;
}
.show-img{
    margin-top: 50px;
    margin-bottom: 50px;
}
.show-box h6{
    margin-bottom: 20px;
}
.show-box1{
    display: flex;
    justify-content: space-between;
}
.show-box1 img{
    width: 19%;
    transition: .3s;
    cursor: pointer;
}

.show-box1 img:hover{
    transform: scale(1.1);
}

.content-img-w{
    background: url("../image/bright-1.png") ;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    width: 100%;
    height: 700px;
}
.middle-content-box{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.middle-content-box1{
    position: absolute;
    left: 10px;
    bottom: 10%;
    display: flex;
    justify-content: center;
}
.middle-content-box1 h5{
    font-size: 16px;
    font-weight: 500;
    color: #FFFFFF;
}
.middle-content-box1 div{
    width: 126px;
    height: 41px;
    line-height: 41px;
    margin-left: 20px;
    text-align: center;
    border: 1px solid #FFFFFF;
    border-radius: 20px;
}


@media only screen and (max-width: 1600px) {
    .banner .slick-arrow {
        width: 20px;
        height: 40px;
    }
}
@media only screen and (max-width: 1500px) {
    .middle-content h4{
        font-size: 24px;
    }
    .middle-item-font p{
        font-size: 16px;
    }
    .middle-content-box1 h5{
        font-size: 16px;
    }
    .middle-content-box1 div{
        width: 120px;
    }
}
@media only screen and (max-width: 1400px) {
    .nav li:nth-child(4) p{
        font-size: 16px;
    }
}
@media only screen and (max-width: 1300px) {
    .middle-content h4{
        font-size: 23px;
    }
    .middle-item-font p{
        font-size: 14px;
    }
    .middle-content-box1 h5{
        font-size: 14px;
    }
    .middle-content-box1 div{
        width: 110px;
    }
    .content-text div{
        width: 31%;
    }
    .content-text1 div{
        width: 31%;
    }
    .content-text p{
        font-size: 16px;
    }
    .content-text1 p{
        font-size: 16px;
    }
}
@media only screen and (max-width: 1199px) {
    .nav li:nth-child(4) p {
        font-size: 16px;
        color: #000000;
    }
    
}