.lev {
    padding: 1vw;
    background: rgba(255, 255, 255, 0.9);
}

.lev ul {
    display: flex;
}

.lev li {
    padding: 5px 10px;
}

.lev li a {
    display: block;
    padding: 0 24px;
    font-size: 0.8vw;
    line-height: 2vw;
    color: #333;
    border: 1px solid #ccc;
    border-radius: 1vw;
}

.lev li a:hover {
    color: #fff;
    background: #b40000;
}

.sub1 {
    position: relative;
    z-index: 1;
    background: url(../images/sub1_bg.jpg) no-repeat center 0/cover;
}

.sub1-main {
    width: 62.5vw;
    margin: 0 auto;
    padding: 15vw 25vw 10vw 0;
}

.sub1-title {
    margin: 0 0 2.5vw;
    font-size: 1.8vw;
    line-height: 2.4vw;
    color: #fff;
}

.sub1-p {
    height: 21vw;
    overflow: auto;
    padding: 0 2vw 0 0;
    font-size: 0.9vw;
    line-height: 1.5vw;
    color: #fff;
}

.sub1-p::-webkit-scrollbar {
    width: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 10px;
}

.sub1-p::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.5);
    border-radius: 10px;
}

.sub1-p::-webkit-scrollbar-thumb {
    background-color: #b40000;
    border-radius: 10px;
}

.sub2 {
    position: relative;
    z-index: 80;
    padding: 0 0 5vw;
}

.sub2-slide {
    position: absolute;
    z-index: 5;
    left: 0;
    top: -10vw;
}

.sub2-slide img {
    width: 24.4vw;
}

.sub2-slide2 {
    position: absolute;
    z-index: 5;
    right: 0;
    bottom: -6.5vw;
}

.sub2-slide2 img {
    width: 13vw;
}

.sub2-main {
    width: 62.5vw;
    margin-left: 26vw;
}

.sub2-main ul {
    position: relative;
    z-index: 30;
    display: flex;
    flex-wrap: wrap;
    padding: 4vw 0 0;
}

.sub2-main ul li {
    width: 33.3%;
    padding: 0.5vw;
}

.sub2-main li i {
    display: block;
    overflow: hidden;
}

.sub2-main li img {
    width: 100%;
    transition: 0.3s;
}

.sub2-main li:hover img {
    transform: scale(1.1);
}

.sub3 {
    margin: 0 6vw;
    background: url(../images/sub3_bg.jpg) no-repeat center 0/cover;
}

.sub3-main {
    padding: 5vw 2.5vw 7.5vw;
}

.sub3-title {
    text-align: center;
    color: #fff;
}

.sub3-title .ch {
    font-size: 1.8vw;
    line-height: 2.4vw;
}

.sub3-title .en {
    font-size: 12px;
    line-height: 18px;
}

.sub3-detail {
    padding: 1.8vw 0 3.6vw;
    font-size: 1vw;
    line-height: 1.2vw;
    color: #fff;
    text-align: center;
}

.sub3-banner a {
    display: block;
    position: relative;
}

.sub3-box {
    position: relative;
    padding: 0 2.5vw;
}

.sub3-prev {
    position: absolute;
    z-index: 10;
    left: 0;
    top: 4.5vw;
    padding: 1vw 0.4vw;
    background: rgba(255, 255, 255, 0.6);
    cursor: pointer;
}

.sub3-next {
    position: absolute;
    z-index: 10;
    right: 0;
    top: 4.5vw;
    padding: 1vw 0.4vw;
    background: rgba(255, 255, 255, 0.6);
    cursor: pointer;
}

.sub3-banner i {
    display: block;
    overflow: hidden;
}

.sub3-banner i img {
    width: 100%;
    transition: 0.3s;
}

.sub3-banner a p {
    position: absolute;
    z-index: 10;
    left: 10%;
    bottom: 0;
    width: 80%;
    font-size: 0.9vw;
    line-height: 2.4vw;
    color: #fff;
    text-align: center;
    background: #b40000;
}

.sub3-banner a:hover i img {
    transform: scale(1.1);
}