.index_banner {
    background-image: url(../images/index_bnner3.jpg);
    width: 100%;
    height: 690px;
    box-sizing: border-box;
    background-size: 100% 100%;
}

.index_banner_title {
    height: 690px;
    padding-left: 130px;
    display: flex;
    align-items: center;
}

.index_banner_title h1 {
    color: #fff;
    font-size: 68px;
    width: 700px;
}

.index_about_main_content {
    display: flex;
}

.index_about_left p {
    font-size: 18px;
    margin-top: 25px;
    line-height: 33px;
}

.index_about_left {
    width: 50%;
    padding-right: 50px;
    box-sizing: border-box;
}

.index_about_right {
    width: 50%;
}

.index_about {
    padding: 60px 0 20px 0;
}

.index_about button {
    margin-top: 30px;
}

.index_title {
    font-weight: bold;
    font-size: 50px;
}


.swiper {
    width: 100%;
    height: 100%;
}

.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}

.index_service_content {
    min-height: 310px;
    margin-top: 40px;
}

.index_service_icon {
    width: 80px;
}

.index_service_detail {
    padding: 30px 20px;
    box-sizing: border-box;
    border: 1px solid #d8d8d8;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.index_service_detail h3 {
    font-size: 20px;
    margin-top: 10px;
}

.index_service_detail p {
    font-size: 18px;
    line-height: 30px;
    margin-top: 10px;
}

.index_service {
    background: #689fef;
}

.index_service .index_title {
    color: #fff;
}

.index_describe {
    color: #fff;
    font-size: 16px;
    line-height: 28px;
    margin-top: 20px;
}

.phone_service {
    display: none;
}


@media (max-width: 1250px) {
    .phone_service {
        display: block;
    }

    .phone_service .index_service_detail {
        background-color: #fff;
        margin-bottom: 10px;
    }

    .index_service_content {
        margin-top: 20px;
    }

    .main_content {
        width: auto;
    }

    .index_about_main_content {
        display: block;
    }

    .index_about_left {
        width: 100%;
        padding-right: 0px;
    }

    .index_about_right {
        width: 100%;
    }

    .index_about_right img {
        width: 100%;
        margin-top: 10px;
    }

    .index_banner {
        background-image: url(../images/index_bnner3.jpg);
        width: 100%;
        height: 260px;
        box-sizing: border-box;
        background-size: 100% 100%;
        margin-top: 70px;
    }

    .index_banner_title {
        height: 260px;
        padding: 20px;
        box-sizing: border-box;
    }

    .index_banner_title h1 {
        color: #fff;
        font-size: 42px;
        width: 100%;
    }

    .swiper {
        display: none;
    }

    .index_about {
        padding: 10px;
    }

    .index_service {
        padding: 10px;
    }

    .index_title {
        font-weight: bold;
        font-size: 34px;
    }

    .pc_nav {
        display: none;
    }

    .index_about_left p {
        font-size: 18px;
        margin-top: 15px;
        line-height: 28px;
    }

}