.main-content {
    padding: 0;
    background-color: #FFF;
}

.intro {
    background-color: #FFF;
    background-image: url();
    padding-top: 40px;
    padding-bottom: 45px;
}

.intro .box {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.intro .box .left {
    width: 39%;
}

.intro .title {
    font-size: 42px;
    font-weight: bold;
    line-height: 1;
    margin-bottom: 40px;
}

.intro .content {
    font-size: 18px;
    font-weight: lighter;
    line-height: 2.2;
}

.intro .btns {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 20px;
    margin-top: 75px;
}

.intro .btns .index-btn:first-of-type a {
    color: #333;
    border-color: #333;
}

.intro .btns .index-btn:first-of-type a::after {
    right: 100%;
}

.intro .btns .index-btn:first-of-type a:hover {
    color: #FFF;
    border-color: var(--primary-color);
}

.intro .btns .index-btn:first-of-type a:hover::after {
    right: 0;
}

.intro .btns .index-btn:last-of-type a {
    width: auto;
    padding-left: 35px;
    padding-right: 35px;
}

.intro .box .right {
    width: 50%;
    padding-right: 45px;
}

.intro .box .right img {
    width: 100%;
}

.pain {
    background-color: #f5f5f5;
    background-image: url();
    padding-top: 95px;
    padding-bottom: 118px;
}

.pain .title {
    font-size: 42px;
    font-weight: bold;
    line-height: 1;
    margin-bottom: 40px;
    text-align: center;
}

.pain .list {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 40px 50px;
    flex-wrap: wrap;
    margin-top: 97px;
}

.pain .list .li {
    width: 300px;
    min-height: 210px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    /*border-radius: 10px;*/
    /*border: 1px solid #6981a1;*/
    /*background-color: rgba(255, 255, 255, .2);*/
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    font-size: 15px;
    position: relative;
    /*text-align: center;*/
    padding-bottom: 19px;
}

.pain .list .li p {
    margin-top: 28px;
    padding-left: 19px;
    padding-right: 19px;
}

.pain .list .li img {
    transition: all .5s;
    max-width: 100%;
    margin: auto;
}

.pain .list .li:hover img {
    transform: rotateY(180deg);
}

.case {
    padding-top: 70px;
    padding-bottom: 110px;
}

.case .title {
    font-size: 42px;
    font-weight: bold;
    line-height: 1;
    margin-bottom: 40px;
}

.case .content {
    font-size: 18px;
    font-weight: lighter;
    line-height: 2.2;
}

.case-swiper {
    margin-top: 55px;
    padding-bottom: 55px;
    position: relative;
    overflow: hidden;
}

.case-swiper .swiper-slide {
    border-radius: 10px;
    overflow: hidden;
    background-color: #fafafa;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.case-swiper .info {
    width: 57%;
    padding: 80px;
}

.case-swiper .info-title {
    font-size: 30px;
    font-weight: bold;
    line-height: 1.4;
    margin-top: 50px;
    margin-bottom: 40px;
}

.case-swiper .info-content {
    font-size: 16px;
    color: rgba(0, 0, 0, .7);
    letter-spacing: 1px;
    line-height: 1.5;
}

.case-swiper .info-link {
    margin-top: 45px;
}

.case-swiper .index-btn a {
    border: 2px solid #333;
    color: #333;
}

.case-swiper .index-btn a:hover {
    color: #FFF;
    border-color: var(--primary-color);
}

.case-swiper .index-btn a::after {
    right: 100%;
}

.case-swiper .index-btn a:hover::after {
    right: 0;
}

.case-swiper .img {
    width: 43%;
}

.case-swiper .img img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.case-swiper .case-pagination {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    text-align: center;
    transition: .3s opacity;
    transform: translate3d(0, 0, 0);
    z-index: 10;
}

.case-swiper .swiper-pagination-bullet {
    width: 90px;
    height: 5px;
    border-radius: 0;
    background: #cfcfcf;
    opacity: 1;
}

.case-swiper .swiper-pagination-bullet.swiper-pagination-bullet-active {
    background: var(--primary-color);
}

.recommend {
    padding-bottom: 95px;
}

.recommend .title {
    font-size: 42px;
    font-weight: bold;
    line-height: 1;
    margin-bottom: 55px;
    text-align: center;
}

.recommend-swiper .swiper-slide .img {
    background: url() center center;
    background-size: cover;
    border-radius: 9px;
    padding: 20px;
}

.recommend-swiper .swiper-slide .img img {
    max-width: 100%;
    height: auto;
    margin: auto;
}

.ovh {
    overflow: hidden;
    /* text-overflow: ellipsis; */
    white-space: nowrap;
    width: 100%;
}

.recommend-swiper .swiper-slide h5 {
    font-size: 18px;
    line-height: 1;
    font-weight: bold;
    margin-top: 20px;
    margin-bottom: 10px;
}

.recommend-swiper .swiper-slide p span {
    font-size: 14px;
    color: #333;
    text-decoration: underline;
}