body,html {
    padding: 0;
    margin: 0;
    min-width: 1480px;
    font-family: "Microsoft YaHei UI";

}

p {
    margin: 0;
}

.flex_center {
    display: flex;
    justify-content: center;
    align-items: center;
}

.title_1 {
    color: #292929;
    text-align: center;
    font-size: 40px;
    font-weight: 700;
    letter-spacing: 0.4px;
    margin: 60px auto 30px;
}
.is_download_btn4,
.is_download_btn3 {
    width: 360px;
    height: 56px;
    border-radius: 12px;
    background: #153CFF;
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.24px;
    margin: 10px auto;
    cursor: pointer;
}

.is_download_btn4 {
    width: 304px;
    height: 44px;
    font-size: 18px;
}

.head_wrap {
    width: 1180px;
    height: 70px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.head_wrap img {
    width: 184px;
    height: 48px;
}
.head_wrap .is_download_btn1 {
    width: 130px;
    height: 40px;
    border-radius: 8px;
    background: #153CFF;
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
}

.banner_wrap {
    width: 100%;
    height: 448px;
    background: url("/img/ic_banner.png") no-repeat;
    background-size: 100% 100%;
}

.banner_wrap .banner_wrap_box {
    width: 1180px;
    height: 100%;
    margin: 0 auto;
}
.banner_wrap .banner_wrap_box .banner_left {
    flex: 1;
}
.banner_wrap .banner_wrap_box .banner_left p {
    color: #1a1a1a;
    font-size: 40px;
    font-weight: 900;
    margin-bottom: 5px;
}

.banner_wrap .banner_wrap_box .banner_left .is_desc1 {
    color: #292929cc;
    font-size: 18px;
    line-height: 32px;
    margin-top: 5px;
}

.banner_wrap .banner_wrap_box .banner_left .is_download_btn2 {
    width: 300px;
    height: 70px;
    border-radius: 8px;
    background: #153CFF;
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    margin-top: 24px;
    margin-bottom: 16px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.banner_wrap .banner_wrap_box .banner_left .is_download_btn2 .wei{
    width: 32px;
    height: 32px;
    margin-right: 10px;
}

.banner_wrap .banner_wrap_box .banner_left .is_download_btn2 .gf{
    width: 60px;
    height: 35px;
    position: absolute;
    left: 0;
    top: 0;
}

.banner_wrap .banner_wrap_box .banner_img {
    width: 694px;
    height: 448px;
    object-fit: contain;
}

.banner_wrap .banner_wrap_box .banner_left .is_download_btn2::after {
    position: absolute;
    top: -170px;
    content: "";
    width: 400px;
    height: 400px;
    background-color: hsla(0, 0%, 88%, .2);
    animation: animation_waves 1.3s linear infinite;
    border-radius: 400px;
}

@keyframes animation_waves {
    0% {
        transform: scale(0);
    }
    100% {
        transform: scale(1);
    }
}

.banner_wrap .banner_wrap_box .banner_left .is_desc2 {
    color: rgba(41, 41, 41, 0.4);
    font-size: 14px;
    margin-top: 8px;
}

.banner_wrap .banner_wrap_box .is_banner_img {
    flex: 1;
}

.body_wrap {
    width: 100%;
}

.body_wrap .body_box {
    width: 1180px;
    margin: 0 auto;
}
.body_wrap .body_box .is_img {
    width: 100%;
    object-fit: contain;
}

.body_wrap .body_box .img_list {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 32px;
    margin: 30px auto 60px;
    perspective: 1000px;
}

.body_wrap .body_box .is_img_list1 {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 40px;
    margin-bottom: 30px;

}

.body_wrap .body_box .is_img_list1 .list_item1 {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    overflow: hidden;
    border-radius: 12px;
    padding-bottom: 20px;
}

.body_wrap .body_box .is_img_list1 .list_item1 .is_img_item1 {

}

.body_wrap .body_box .is_img_list1 .list_item1 .is_img1 {
    width: 348px;
    height: 236px;
    object-fit: contain;
}
.body_wrap .body_box .is_img_list1 .list_item1 .is_img2 {
    width: 100%;
    height: 161px;
    object-fit: cover;
}

.body_wrap .body_box .is_img_list1 .list_item1 .is_img_item1 .is_img_title1 {
    font-size: 20px;
    font-weight: 700;
    margin: 20px auto 12px;
}
.body_wrap .body_box .is_img_list1 .list_item1 .is_img_item1 .is_img_title2 {
        color: #292929cc;
        font-size: 16px;
}

.body_box .is_img_list2 {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 40px;
}

.body_box .is_img_list2 .is_img_item2 {
    width: 348px;
    height: 290px;
    border-radius: 12px;
    background-color: #fff;
}
.is_flipper_item {
    transition: 0.6s;
    transform-style: preserve-3d;
    position: relative;
    width: 360px;
    height: 240px
}
.is_flipper_item:hover  {
    transform: rotateY(180deg);
}

.front,
.back {
    backface-visibility: hidden;
    position: absolute;
    width: 360px;
    height: 240px;
    top: 0;
    left: 0;
}

.back {
    border-radius: 20px;
    background: linear-gradient(0deg, #2559EA 0%, #2559EA 100%);
    transform: rotateY(180deg);
    display: flex;
    justify-content: center;
    align-items: center;
    color: #ffffff;
    font-size: 18px;
    font-weight: 700;
    padding: 0 30px;
    box-sizing: border-box;
    text-align: center;
}
.is_show {
    height: 130px;
}

.is_hidden {
    display: none;
    height: 130px;
}

.list_item1:hover .is_show {
    display: none;
}
.list_item1:hover .is_hidden {
    display: block;
}

#companyName {
    width: 100%;
    text-align: center;
    color: #000;
    opacity: .4;
}