.join.custom {
    margin-top: 0;
    background-image: url('../images/img_bg_jjfa.png');
}

.content {
    padding: 90px 0;
}

.content .title {
    color: #222;
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 25px;
}

.content .content_item {
    border-radius: 12px;
    margin-bottom: 20px;
    transition: background .35s;
    border: 1px solid #e9e9e9;
    background: linear-gradient(180deg, #f8f9fb 0%, #fff 100%);
}

.content .content_item.active {
    background: #fff;
    box-shadow: 0 3px 16px 1px rgba(105,94,238,0.2);
}

.content .content_item .content_item_box {
    width: 90%;
    display: flex;
    margin: 15px auto;
    align-items: center;
}

.content .content_item .content_item_box .left .left_img {
    width: 120px;
}

.content .content_item .content_item_box .right {
    flex: 1;
    display: flex;
    margin-left: 50px;
    flex-direction: column;
}

.content .content_item .content_item_box .right .title {
    color: #222;
    font-size: 18px;
    margin-bottom: 0;
}

.content .content_item .content_item_box .right .cont {
    color: #4b5a79;
    font-size: 14px;
    margin: 4px 0 12px;
    opacity: 0;
    position: absolute;
    z-index: -1;
    /*transition: opacity .35s;*/
}

.content .content_item .content_item_box .right .btn {
    width: 100px;
    height: 40px;
    border-radius: 4px;
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    opacity: 0;
    z-index: -1;
    position: absolute;
    /*transition: opacity .35s;*/
}

.content .content_item .content_item_box .right .btn:active {
    background-color: #e6e6e6;
}

.content .content_item.active .content_item_box .right .cont,
.content .content_item.active .content_item_box .right .btn {
    opacity: 1;
    z-index: 15;
    position: relative;
}