.pc-style .topic-list{
    padding: 10px 0px;
}
.pc-style .topic-list-inner{
    margin: 0px -10px;
}
.pc-style .topic-list-inner::after{
    content: "";
    display: block;
    clear: both;
}
.pc-style .topic-list .topic-item{
    float: left;
    width: 33.3%;
    box-sizing: border-box;
    padding: 10px;
}
.pc-style .topic-list .topic-item .item-inner{
    background: #ffffff;
    border-radius: 8px;
    display: block;
    overflow: hidden;
}
.pc-style .topic-list .topic-item .item-img{
    position: relative;
    background: #ffffff center center no-repeat;
    background-size: cover;
}
.pc-style .topic-list .topic-item .item-img::before{
    content: "";
    display: block;
    padding-top: 32%;
}
.pc-style .topic-list .topic-item .item-img img{
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    opacity: 0;
}
.pc-style .topic-list .topic-item .item-des{
    padding: 20px;
}
.pc-style .topic-list .topic-item .item-title{
    margin-bottom: 5px;
}
.pc-style .topic-list .topic-item .item-title .title-text{
    font-size: 16px;
    display: block;
    white-space: nowrap;
    text-overflow:ellipsis;
    overflow: hidden;
    /* overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    min-height: 3em;
    max-height: 3em; */
}
.pc-style .topic-list .topic-item .item-info{
    color: #888888;
    font-size: 13px;
}