.contain .top {
    width: 100%;
    height: 220px;
    background: #f3f3f3 url('../image/pic_banner_bg.png') no-repeat 0 center;
    display: flex;
    justify-content: space-between;
    padding-left: 16.6%;
    padding-right: 24.5%;
    margin-bottom: 50px;
}

.contain .top .left {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
}

.top .left .top_left {
    display: flex;
    margin-bottom: 41px;
}

.top .left .logo {
    width: 56px;
    height: 56px;
    align-self: center;
    margin-right: 10px;
}

.top .left .title{
    height: 56px;
    font-size: 36px;
    font-family: PingFang SC-Medium, PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    align-self: center;
}

.top .left .pic_size {
    width: 591px;
    height: 52px;
}

.top .pic_banner {
    width: 280px;
    height: 170px;
    align-self: center;
}

.content {
    width: 100%;
    min-height: 600px;
    padding-right: 10.66%;
    padding-left: 16.6%;
    display: flex;
    justify-content: space-between;
}

.content .c_left {
    border: 1px solid #EEEEEE;
    width: 224px;
    min-width: 200px;
}

.title {
    height: 59px;
    text-align: center;
    font-size: 18px;
    font-family: PingFang SC-Regular, PingFang SC;
    line-height: 59px;
}
.cata {
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}
.active {
    background-color: #F0FAFF;
    color: #1990FF;
    font-weight: 600;
}

.content .c_right {
    border: 2px solid #f3f3f3;
    width: 80%;
    min-width: 820px;
}
.content .c_right img {
    max-width: 100%;
}