html, body {
    overflow-x: hidden;
}

.header {
    position: relative;
    height: 880px;
    font-family: Microsoft YaHei UI;
}
.header .top {
    position: relative;
}
.searchBar input {
    color: #666;
    box-shadow: none;
    background-color: #fff;
}
.nav-search .nav .nav-item {
    font-size: 14px;
}
.nav-search .nav .nav-item:hover {
    color: #f8784d;
}
.banner {
    margin-top: 120px;
}
.banner .title {
    height: auto;
    margin-bottom: 60px;
}
.banner .logo {
    display: block;
    width: 450px;
    height: 72px;
    margin: 0 auto;
}
.banner .title .desc {
    display: block;
    width: 704px;
    height: 53px;
    margin: 20px auto 0;
}
.banner .img-btn {
    padding-top: 0;
}
.banner-box {
    width: 100%;
    padding: 0;
    margin: 0 auto;
}

.btn__icon {
    left: 94px;
}
.banner .btn .btn_text {
    padding-left: 150px;
}

.banner .tip {
    height: 24px;
    line-height: 24px;
    color: #3d4756;
    font-size: 18px;
    text-align: center;
    margin: 0 0 87px 0;
}

.keyword-list {
    width: 952px;
    height: 88px;
    margin: 0 auto;
}

.keyword-list ul {
    width: 952px;
}

.keyword-list .keyword-item {
    float: left;
    width: 188px;
    height: 188px;
    color: #3d4756;
    font-size: 20px;
    border-radius: 50%;
    text-align: center;
    margin: 0 25px;
    background: #f4f8fd;
    background: rgba(255, 255, 255, 0.6);
    line-height: 27px;
    position: relative;
    top: 0;
    transition: top 0.3s;
    -webkit-transition: top 0.3s;
    -moz-transition: top 0.3s;
    -ms-transition: top 0.3s;
}

.keyword-list .keyword-item:hover,
.keyword-list .keyword-item.active {
    top: -10px;
    color: #fff;
    background: #f55329;
    background: linear-gradient(180deg, #f55329 51%, #fd6431 100%);
}

.keyword-list .keyword-item .key,
.keyword-list .keyword-item .key-h {
    width: 80px;
    height: 80px;
    margin: 22px auto 15px;
}

.keyword-list .keyword-item .key {
    background: url("../images/key.png?v=3") no-repeat;
    background-position: 0 0;
}

.keyword-list .keyword-item .key-h {
    background: url("../images/key-h.png") no-repeat;
    background-position: 0 0;
}

.keyword-list .keyword-item.no2 .key,
.keyword-list .keyword-item.no2 .key-h {
    background-position: -80px 0;
}

.keyword-list .keyword-item.no3 .key,
.keyword-list .keyword-item.no3 .key-h {
    background-position: -160px 0;
}

.keyword-list .keyword-item.no4 .key,
.keyword-list .keyword-item.no4 .key-h {
    width: 82px;
    background-position: -240px 0;
}
.keyword-list .keyword-item .key-h {
    display: none;
}

.keyword-list .keyword-item.active .key {
    display: none;
}

.keyword-list .keyword-item.active .key-h {
    display: block;
}
.main {
    width: 100%;
    height: 880px;
    position: relative;
    background: #fff;
}

.main .user {
    font-size: 26px;
    font-weight: 400;
    line-height: 35px;
    text-align: center;
    margin-top: 40px;
}
.main .user span {
    font-weight: 700;
    color: #fb4002;
}
.img-list-box {
    position: relative;
    width: 1154px;
    margin: 0 auto;
    display: grid;
}

.img-list .desc {
    font-size: 32px;
    font-weight: 700;
    color: #3d4756;
    line-height: 43px;
    margin-bottom: 60px;
}

.img-list .img {
    width: 780px;
    height: 420px;
    margin: 0 auto 40px;
    background: url("../images/img-text.png") no-repeat;
    background-position: 0 0;
}

.img-list.no2 .img {
    background-position: -780px 0;
}

.img-list.no3 .img {
    background-position: -1560px 0;
}

.img-list.no4 .img {
    background-position: -2340px 0;
}
.img-list-btn {
    position: relative;
    width: 368px;
    height: 80px;
    line-height: 80px;
    margin: 0 auto;
    text-align: center;
    z-index: 99;
}

.review {
    width: 100%;
    height: 800px;
    background: #f7faff;
    background: linear-gradient(180deg, #f7faff 0%, #ffffff 46%);
}

.review h3 {
    color: #3d4756;
    font-size: 36px;
    font-weight: 700;
    line-height: 48px;
    text-align: center;
    padding: 60px 0 38px 0;
}

.user-review {
    width: 930px;
    height: 300px;
    text-align: center;
    margin: 0 auto;
}

.user-review-item {
    float: left;
    width: 310px;
    height: 244px;
    margin: 0;
}

.swiper-container2 .user-review-item {
    height: 150px;
}

.user-review-item.swiper-slide-active {
    background: url("../images/yuan.png") no-repeat top center;
}

.user-review-item.swiper-slide-active .user {
    width: 152px;
    height: 152px;
    margin-top: 46px;
    background-size: 608px 152px;
}

.user-review-item .user {
    width: 124px;
    height: 124px;
    border-radius: 50%;
    margin: 69px auto 0;
    background: url("../images/user.png") no-repeat;
    background-size: 496px 124px;
    background-position: 0 0;
}

.user-review-item.no2 .user {
    background-position: -124px 0;
}

.user-review-item.no3 .user {
    background-position: -248px 0;
}

.user-review-item.no4 .user {
    background-position: -372px 0;
}
.user-review-item.no5 .user {
    background: url("../images/user5.png") no-repeat;
    background-size: 124px 124px;
}

.user-review-item.swiper-slide-active.no2 .user {
    background-position: -152px 0;
}

.user-review-item.swiper-slide-active.no3 .user {
    background-position: -304px 0;
}

.user-review-item.swiper-slide-active.no4 .user {
    background-position: -456px 0;
}
.user-review-item.swiper-slide-active.no5 .user {
    background: url("../images/user5.png") no-repeat;
    background-size: 152px 152px;
}

.user-review-item .name {
    font-size: 34px;
    font-weight: 700;
    line-height: 45px;
    margin-bottom: 14px;
}

.user-review-item .review-text {
    font-size: 20px;
    font-weight: 400;
    line-height: 30px;
    text-align: center;
    color: #3d4756;
}

.user-review.swiper-container2 {
    width: 520px;
    height: 200px;
    margin: -33px auto 0;
}

.swiper-container2 .user-review-item.swiper-slide-active {
    background: none;
}
.swiper-container3 .swiper-button-prev,
.swiper-container3 .swiper-button-next {
    top: 355px;
}
.swiper-button-next:after,
.swiper-button-prev:after {
    font-size: 20px;
    text-align: center;
    font-weight: 700;
}

.swiper-button-next,
.swiper-button-prev {
    right: 0;
    left: auto;
    top: auto;
    bottom: 0;
    width: 45px;
    height: 45px;
    line-height: 45px;
    border-radius: 50%;
    background-color: #fd6431;
    color: #fff;
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    background-color: #f8784d;
}
.swiper-button-next:active,
.swiper-button-prev:active {
    background-color: #fa5721;
}

.swiper-button-prev {
    left: 0;
    right: auto;
}

.downType {
    width: 898px;
    margin: 0 auto;
}

.downType .tip {
    color: #888;
    margin-top: 24px;
    font-size: 16px;
    line-height: 31px;
}

.bottom-container {
    width: 100%;
    height: 430px;
    background: #f9f9fb url("../images/bg-bottom.png") no-repeat top center;
    background-size: 100% 100%;
    text-align: center;
    color: #3d4756;
}

.bottom-container .title {
    width: 550px;
    margin: 0 auto;
    padding-top: 100px;
    text-align: left;
}
.bottom-container .logo {
    width: 128px;
    height: 128px;
    float: left;
    margin-right: 30px;
}

.bottom-container h2 {
    font-size: 50px;
    line-height: 67px;
    font-weight: 700;
    margin-bottom: 10px;
}

.bottom-container .description {
    font-size: 30px;
    line-height: 54px;
    font-weight: 400;
    margin-bottom: 60px;
}

.bottom-container .star .text {
    font-size: 30px;
    line-height: 40px;
}
.bottom-container .star .img {
    width: 240px;
    vertical-align: bottom;
}
.fix {
    border: none;
    background: #f6f6f6;
}
.product-logo i {
    color: #3d4756;
    font-size: 22px;
    font-weight: 700;
}
.product-logo img {
    width: 50px;
    height: 51px;
}
.fix .at-once {
    width: 140px;
    height: 44px;
    border-radius: 6px;
}
.fix .at-once img {
    margin: 10px 10px 0 20px;
}
.fix .at-once i {
    font-size: 16px;
    font-weight: 600;
    line-height: 44px;
}
.alert-box {
    z-index: 99;
}

.downType .tip {
    color: #888;
    margin-top: 15px;
}

.fix {
    border-top: none;
    background-color: #f1f1f1;
}
.product-logo i {
    font-size: 20px;
    color: #3d4756;
    font-weight: 700;
}
.fix .at-once {
    width: 140px;
    height: 44px;
    border-radius: 6px;
    background: #fd6431;
}
.fix .at-once i {
    font-size: 16px;
    line-height: 44px;
    font-weight: 600;
}
.fix .at-once img {
    margin: 10px 10px 0 23px;
}
.img-list {
    margin: 83px auto 20px;
}
.img-list li img {
    width: 460px;
}

.banner .btn {
    width: 368px;
    margin: 0 auto;
    border-radius: 100px;
    background: #fd6431;
    background: linear-gradient(90deg, #fd6431 0%, #f55329 100%);
    color: #fff;
    margin-bottom: 20px;
}

.btn__icon {
    left: 94px;
}
.banner .btn:hover {
    background: #fa6e40;
}
.banner .btn:hover .btn__icon svg .st0 {
    fill: #fa6e40;
}

.alertMain .alert-btn a {
    border-radius: 8px;
    color: #fd6431;
}

.alertMain .alert-btn .safeBtn {
    border-radius: 8px;
    color: #fd6431;
    border: 1px solid #fd6431;
}
.alertTop .topClose:hover {
    color: #fa6e40;
}
.alertMain .alert-btn a:hover {
    background-color: #fa6e40;
}
.downType .btn {
    width: 368px;
    height: 80px;
    line-height: 80px;
    margin: 0 auto;
    cursor: pointer;
}
.img-list-btn,
.help .btn,
.downType .btn,
.fix .at-once {
    border-radius: 12px;
    background: #fd6431;
    background: linear-gradient(90deg, #fd6431 0%, #f55329 100%);
}
.img-list-btn:hover,
.help .btn:hover,
.downType .btn:hover,
.fix .at-once:hover {
    background: #f8784d;
    background: linear-gradient(90deg, #f8784d 0%, #f66743 100%);
}
.footer {
    padding-top: 5px;
}