.card-area {
    margin: 20px auto 30px auto;
    height: 460px;
    position: relative;
}

.card-area .bg-e8e8e8 {
    background: #e8e8e8
}

.card-area .bg-e1e1e1 {
    background: #e1e1e1
}

.card-area .card-item {
    z-index: 4;
    transition: all .3s cubic-bezier(.4, 0, .2, 1), z-index 0s .12s;
    position: relative;
    float: left;
    width: 17%;
    height: 405px;
    background-color: transparent
}

.card-area .card-item+.card-item {
    margin-left: -1px
}

.card-area .card-item .card {
    transition: all .3s cubic-bezier(.4, 0, .2, 1), z-index 0s .12s;
    width: 100%;
    height: 100%;
    text-align: center;
    background: #fff
}

.card-area .card-item .card .card-content {
    width: 100%;
    line-height: 2
}

.card-area .card-item .card .card-content.content-first {
    transition: all .12s cubic-bezier(.4, 0, .2, 1) .18s;
    text-align: left;
    padding:0 15px;
    z-index: 3;
    opacity: 1;
    filter: alpha(opacity=100);
    -ms-filter: progid: DXImageTransform.Microsoft.Alpha(opacity=(100))
}

.card-area .card-item .card .card-content.content-second {
    transition: all .12s cubic-bezier(.4, 0, .2, 1) 0s;
    z-index: 2;
    opacity: 0;
    filter: alpha(opacity=0);
    -ms-filter: progid: DXImageTransform.Microsoft.Alpha(opacity=(0));
    line-height: 2
}

.card-area .card-item .card .card-content.content-second li {
    float: left;
    width: 50%
}

.card-area .card-item .card .card-content,
.card-area .card-item .card .card-title {
    position: absolute;
    left: 0;
    right: 0;
    z-index: 1
}

.card-area .card-item .card .card-title {
    padding-top: 18px;
    transition: all .3s cubic-bezier(.4, 0, .2, 1), z-index 0s .12s;
    height: 125px;
    line-height: 26px;
    font-size: 14px;
    top: 0;
    background: #3367d6;
    border-left: 1px solid #537dd8;
    opacity: 0.7;
}

.card-area .card-item .card .card-title .content {
    position: absolute;
    bottom: -2px;
    width: 100%
}

.card-area .card-item .card .card-title h1 {
    font-size: 22px;
    font-weight: 600;
    line-height: 1;
    margin: 10px 0;
    color: #d9efff;
}

.card-area .card-item .card .card-title .iconfont {
    font-size: 30px;
    color: white;
    display: block;
    line-height: 1;
    transition: all 0.3s;
}

.card-area .card-item .card .card-title .short-info {
    color: #8dbbdc;
    font-size: 14px;
}

.card-area .card-item .card .card-title .short-info,
.card-area .card-item .card .card-title h1 {
    transition: all .15s cubic-bezier(.4, 0, .2, 1) 0s
}

.card-area .card-item .card .card-content {
    height: 280px;
    position: absolute;
    top: 125px
}

.card-area .card-item .card .card-content.content-first .content-first-list {
    width: 100%;
    max-width: 250px;
    font-size: 14px;
    color: #373d41;
    margin-top: 30px;
    margin-bottom: 30px
}

.card-area .card-item .card .card-content.content-second {
    padding: 10px 20px 20px 20px;
    height: 300px;
    overflow: auto;
    font-size: 14px;
    color: #a9b0b4;
    text-align: left;
}

.card-area .card-item .card .card-content.content-second p {
    margin: 5px 0
}

.card-area .card-item .card .card-content.content-second .main-tip {
    color: #232933
}

.card-area .card-item .card .card-content.content-second .main-desc {
    color: #8c8c8c;
    font-size: 12px;
    line-height: 22px
}

.card-area .card-item.active {
    z-index: 6;
    box-shadow: 0 0 30px rgba(0, 0, 0, .2);
    width: 49%;
    height: 435px
}

.card-area .card-item.active .card .card-title {
    opacity: 1;
    height: 140px;
    padding-top: 18px;
    top: -15px;
    border-left-color: transparent;
}

.card-area .card-item.active .card .card-title .iconfont {
    font-size: 40px;
}

.card-area .card-item.active .card .card-title .short-info {
    color: #9ed8f5
}

.card-area .card-item.active .card .card-title h1 {
    color: #fff
}

.card-area .card-item.active .card .card-content.content-first {
    transition: all .12s cubic-bezier(.4, 0, .2, 1) 0s;
    z-index: 2;
    opacity: 0;
    filter: alpha(opacity=0);
    -ms-filter: progid: DXImageTransform.Microsoft.Alpha(opacity=(0))
}

.card-area .card-item.active .card .card-content.content-second {
    transition: all .12s cubic-bezier(.4, 0, .2, 1) .18s;
    z-index: 3;
    opacity: 1;
    filter: alpha(opacity=100);
    -ms-filter: progid: DXImageTransform.Microsoft.Alpha(opacity=(100))
}

.card-area-link-box {
    margin: 20px 0;
}

.card-area .card-area-link {
    display: inline-block;
    padding: 3px 10px;
    font-size: 12px;
    margin-right: 5px;
    margin-bottom: 5px;
    transition: all 0.3s;
}

.card-area .card-area-link:hover {
    background: #3367D6;
    color: #fff;
}

@media screen and (max-width: 720px) {
    .card-area {
        height: auto;
    }
    .card-area .bg-e8e8e8,
    .card-area .bg-e1e1e1 {
        background: #fff;
    }
    .card-area .card-item .card .card-title {
        position: static;
        opacity: 1;
        height: 140px;
    }
    .card-area .card-item,
    .card-area .card-item.active {
        width: 100%;
        height: auto;
        float: none;
        margin-bottom: 20px;
        box-shadow: 0 0 30px rgba(0, 0, 0, .2);
    }
    .card-area .card-item .card .card-content,
    .card-area .card-item .card .card-content.content-second {
        height: auto;
        position: static;
    }
    .card-area .card-item .card .card-content.content-first {
        display: none;
        opacity: 0;
    }
    .card-area .card-item .card .card-content.content-second {
        display: block;
        opacity: 1;
    }

    .card-area .card-item.active .card .card-title .iconfont,
    .card-area .card-item .card .card-title .iconfont {
        font-size: 40px;
    }