.case-group {
    font-size: 18px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-around
}

.case-group-item {
    color: #595757;
    cursor: pointer;
    line-height: 50px
}

.case-group-item.active {
    border-bottom: 2px solid #007aff;
    color: #007aff;
    font-weight: 600
}

.ratings {
    display: flex;
    justify-items: center;
    flex-wrap: wrap;
    justify-content: space-around;
    box-sizing: border-box;
    text-align: center
}

.ratings .rating-item img {
    width: 18px;
    height: 18px;
    margin: 6px auto;
}

.ratings .rating-item span {
    font-size: 14px
}

.case-list .activity-item {
    width: 274px;
    height: 260px;
    background: #fff;
    display: inline-block;
    box-shadow: 0 0 10px rgba(220, 220, 220, .5);
    border-radius: 10px;
    overflow: hidden;
    margin-right: 30px;
    margin-bottom: 30px;
    position: relative;
    transition: all .5s ease-in-out;
    cursor: pointer
}

.case-list .activity-item:hover {
    transform: translate(0, -10px)
}

.input span {
    cursor: pointer
}

.case-list .activity-item:hover .cover-container .mask {
    display: block
}

.case-list .activity-item .cover-container,
.case-list .activity-item .cover-container:hover {
    border-radius: 10px 10px 0 0;
    overflow: hidden
}

.case-list .activity-item .cover-container img {
    width: 100%;
    height: 144px
}

.case-list .activity-item .cover-container .mask {
    display: none;
    position: absolute;
    top: 0;
    height: 100%;
    left: 0;
    right: 0;
    z-index: 1;
    background: rgba(0, 0, 0, .1)
}

.qrcode-container {
    width: 119px;
    height: 122px;
    margin: 25% auto 0;
    background: #fff;
    text-align: center;
    padding: 10px 0;
    border-radius: 6px;
    display: flex;
    flex-direction: column;

}

.qrcode-container .hint-text {
    font-size: 12px
}

.cover-container .mask .qrcode canvas {

    margin:  auto !important;
}

.actitle {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 14px;
    font-weight: 700;
    color: #000 !important;
    margin: 16px auto;
    padding: 0 10px;
    text-align: center;
    cursor: pointer
}

.actitle a:hover {
    color: #5f89f7
}

@media (min-width:1000px) {
    .case-list .activity-item:nth-child(4n) {
        margin-right: 0
    }
}

@media (max-width:999px) {
    .case-group {
        flex-wrap: wrap;
        margin-top: 10px;
        margin-bottom: 10px
    }

    .case-group .case-group-item {
        font-size: 13px;
        margin-right: 10px;
        line-height: 36px
    }

    .case-list .activity-item {
        width: 47%;
        height: auto;
        background: #fff;
        border-radius: 10px;
        margin-bottom: 20px;
        margin-right: 4%;
        box-shadow: 0 0 10px rgba(126, 216, 200, .7);
        position: relative
    }
    .actitle{
        margin: 10px auto;
    }
    .ratings .rating-item span{
        font-size: 12px;
    }
    .ratings{
        margin-bottom: 15px;
    }

    .case-list .activity-item:nth-child(2n) {
        margin-right: 0
    }

    .case-list .activity-item .cover-container img {
        height: 30vw
    }
}