.bookcolumn-wrapper {
    width: 100%;
    background-color: #fff;
}

.bookcolumn-main {
    width: 1200px;
    min-height: 500px;
    margin: 0 auto;
}

.wrapper {
    flex: 1;
}

.wrapper .banner {
    width: 100%;
    height: 184px;
    background-image: url(/uploads/image/images/qmyd-subject-bg.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.tabs {
    display: flex;
    align-items: center;
    margin: 40px 0 38px;
}

.tabs a {
    position: relative;
    font-size: 18px;
    font-family: microsoftyahei;
    color: rgba(45, 23, 14, .6);
    margin: 0 37px;
    cursor: pointer;
}

.tabs a:last-child:after {
    display: none;
}

.tabs a::after {
    position: absolute;
    right: -32px;
    top: 4px;
    content: "";
    width: 1px;
    height: 15px;
    transform: rotate(30deg);
    background-color: rgba(45, 23, 14, .4);
}

.tabs a.active,
.tabs a:hover {
    color: #2d170e;
}

.tabs a.active::before,
.tabs a:hover::before {
    position: absolute;
    left: 0;
    top: 34px;
    display: inline-block;
    content: "";
    width: 100%;
    height: 10px;
    background-image: url(/uploads/image/images/qmyd-nav-active-bg.png);
    background-size: 100% 100%;
}

.wrapper .box {
    display: flex;
    flex-wrap: wrap;
    background-color: #f5f5f7;
    padding: 10px 30px 0px 30px;
    margin-bottom: 50px;
}

.wrapper .box a {
    width: 204px;
    margin: 20px 30px 30px 0;
}

.wrapper .box a img {
    width: 204px;
    height: 294px;
    object-fit: cover;
}

.wrapper .box a p {
    font-size: 18px;
    font-family: microsoftyahei;
    line-height: 28px;
    color: #2d170e;
    margin-top: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.wrapper .box a:nth-child(5n 5) {
    margin-right: 0;
}