* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.detail-container .main {
    padding: 20px 0;
    position: relative;
    background-color: #f1f6f7;
}

.detail-container .main .background-img {
    position: absolute;
    top: -250px;
    left: 0;
    width: 100%;
    max-height: 100%;
}

.detail-container .main .content-box {
    width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
}

.detail-container .main .content-box .classify-list {
    width: 200px;
    padding-top: 24px;
}

.detail-container .main .content-box .classify-list .classify-item {
    display: block;
    height: 68px;
    line-height: 68px;
    padding-left: 40px;
    border-bottom: 1px solid #d4d4d4;
    position: relative;
}

.detail-container .main .content-box .classify-list .classify-item::before {
    content: "";
    width: 8px;
    height: 8px;
    border: 1px solid #2a6ae9;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 15px;
    transform: translateY(-50%);
}

.detail-container .main .content-box .classify-list .classify-item:hover {
    color: #2a6ae9;
    background-color: rgba(42, 106, 233, 0.1);
}

.detail-container .main .content-box .classify-list .classify-item.active {
    color: #fff;
    background-color: #2a6ae9;
}

.detail-container .main .content-box .classify-list .classify-item.active::before {
    content: "";
    background-color: #fff;
    border: 1px solid #fff;
}

.detail-container .main .content-box .content {
    flex: 1;
    min-width: 0;
    min-height: 200px;
    padding: 20px 30px;
    background-color: #fff;
    position: relative;
    z-index: 10;
}

.detail-container .main .content-box .content .title {
    font-size: 32px;
    font-weight: bold;
    text-align: center;
}

.detail-container .main .content-box .content .author {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px 0;
    font-size: 16px;
    border-bottom: 1px solid #eee;
}

.detail-container .main .content-box .content .author span:nth-child(1) {
    padding-right: 20px;
}

.detail-container .main .content-box .content .author span:nth-child(2) {
    padding-right: 20px;
}

.detail-container .main .content-box .content .text {
    font-size: 18px;
    padding-top: 20px;
    line-height: 40px;
}

.detail-container .main .content-box .content .text img {
    max-width: 100%;
    display: block;
    margin: 20px auto;
}

@media screen and (max-width: 820px) {
    body {
        -webkit-tap-highlight-color: transparent;
    }

    .detail-container .main .content-box {
        width: 100%;
    }
}