.liucheng{width: 100%;}
.liucheng .liubox{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 25px;
}
.liucheng .liubox .liuItem{
    width: 170px;
    height: 130px;
    border: 1px solid #e5e5e5;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    cursor: pointer;
    position: relative;
}
.liucheng .liubox .liuItem .liuImgone{display: block;}
.liucheng .liubox .liuItem .liuImgtwo{display: none; }
.liucheng .liubox .liuItem:hover{
    background: #4d68ff;
}
.liucheng .liubox .liuItem:hover .liuImgone{ display: none; }
.liucheng .liubox .liuItem:hover .liuImgtwo{ display: block; }
.liucheng .liubox .liuItem:hover .liudes{ color: #fff; }
.liucheng .liubox .liuItem .liudes{
    color: #636363;
    font-size: 14px;
    font-weight: bold;
}

.liucheng .liubox .liuItem:nth-child(-n+6) .liutrangle{
    position: absolute;right: -15px;
    border-left: 15px solid #e5e5e5;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
}
.liucheng .liubox .liuItem:nth-child(-n+6) .liutrangletwo{
    position: absolute;right: -12px;z-index: 1;
    border-left: 13px solid #fff;
    border-top: 13px solid transparent;
    border-bottom: 13px solid transparent;
}
.liucheng .liubox .liuItem:nth-child(7) .liutrangle{
    position: absolute;right: 50%;bottom: -15px;
    border-top: 15px solid #e5e5e5;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
}
.liucheng .liubox .liuItem:nth-child(7) .liutrangletwo{
    position: absolute;right:  51%;bottom: -12px;z-index: 1;
    border-top: 13px solid #fff;
    border-left: 13px solid transparent;
    border-right: 13px solid transparent;
}
.liucheng .liubox .liuItem:nth-child(n+9) .liutrangle{
    position: absolute;left: -15px;
    border-right: 15px solid #e5e5e5;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
}
.liucheng .liubox .liuItem:nth-child(n+9) .liutrangletwo{
    position: absolute;left: -12px;z-index: 1;
    border-right: 13px solid #fff;
    border-top: 13px solid transparent;
    border-bottom: 13px solid transparent;
}
.liucheng .liubox .liuItem:nth-child(-n+6):hover .liutrangletwo{
    border-left: 13px solid #4d68ff;
}
.liucheng .liubox .liuItem:nth-child(7):hover .liutrangletwo{
    border-top: 13px solid #4d68ff;
}
.liucheng .liubox .liuItem:nth-child(n+9):hover .liutrangletwo{
    border-right: 13px solid #4d68ff;
}