.lui-single-course-c{
    width: 280px;
    height: 236px;
    position: relative;
        display: block;
        &:hover{
            >.img-hover{
                height: 168px;
            }
        }
        >.status-box{
            position: absolute;
            top: 5px;
            left: 5px;
            z-index: 10;
            font-size: 14px;
            font-weight: bold;
            letter-spacing: 1px;
            color: white;
            text-align: center;
            width: 90px;
            height: 28px;
            line-height: 28px;
            background-color: rgba(0,0,0, .4);
        }
        
        >.img{
            width: 280px;
            height: 168px;
            overflow: hidden;
            border: 0.5px solid $line-color;
            img{
                width: 100%;
                height: 100%;
                object-fit: cover;
            }
        }
        >.img-hover{
            position: absolute;
            top: 0;
            z-index: 10;
            width: 100%;
            height: 0px;
            transition: all .5s;
            overflow: hidden;
            background:rgba(0, 0, 0, 0.5);
            display: flex;
            justify-content: center;
            align-items: center;
            >.btn{
                display: inline-block;
                width: 87px;
                height: 37px;
                background-color: #ffffff;
                border-radius: 2px;
                border: solid 1px #ffffff;
                line-height: 26px;
                color: $primary-color;
                font-size: 14px;
                outline: none;
                cursor: pointer;
                margin: 6px;
                text-align: center;
                line-height: 35px;
            }
        }
        >.caption{
            height: 68px;
            width: 100%;
            border-left: solid 1px #e7e7e7;
            border-right: solid 1px #e7e7e7;
            border-bottom: solid 2px $primary-color;
            >.title{
                letter-spacing: 1px;
                padding-bottom: 4px;
            }
            >.num{
                font-size: 14px;
                line-height: 20px;
                letter-spacing: 0px;
                color: #848484;
            }
        }
}