.main {
    background-color: #f8f8f8;
    padding-top: 20px;
}

.main .list {
    width: 1200px;
    margin: 0 auto;
    background-color: #fff;
    padding: 12px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.main .list .list_item{
    margin: 0 0 23px 23px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 370px;
    cursor: default;
}

.main .list .list_item:nth-child(3n + 1) {
    margin-left: 0;
}

.main .list .list_item img{
    width: 370px;
    height: 230px;
    cursor: pointer;
}

.main .list .list_item .title {
    width: 370px;
    font-size: 16px;
    margin-top: 15px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    cursor: pointer;
}

.main .list .list_item .text {
    width: 370px;
    color: #878787;
    height: 100px;
    text-align: left;
    line-height: 25px;
    font-size: 14px;
    margin-top: 15px;
    word-break: break-all;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    overflow: hidden;
}

.main .list .list_item .time {
    color: #878787;
    font-size: 14px;
}

.main .list .list_item .btn {
    color: #878787;
    font-size: 16px;
    border-radius: 20px;
    border: 1px solid #ededed;
    padding: 3px 20px;
    cursor: pointer;
}
.main .list .list_item .btn:hover{
    background-color: #105ab0;
    color: #fff;
}
.flex {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
}

.pagination_box {
    padding: 20px 0 50px 0;
}