.photo_wrap {
    width:100%;
    height:600px;
}
.photo_main {
    width:70%;
    height:100%;
    border:1px solid #ececec;
}
.photo_main .main_title {
    width:100%;
    height:40px;
    font-size:15px;
    border-bottom:1px solid #ececec;
    background: #edf3ff;
    color: #687fb9;
    position: relative;
}
.photo_main .main_title .file_download_btn {
    position: absolute;
    right: 15px;
    top: calc(50% - 14px);
    height: 28px;
    padding: 0 20px;
    background: #db417a;
    color: white;
    border-radius: 3px;
    font-size: 14px;
}
.photo_main .main_title .file_download_btn:hover {
    opacity: 0.7;
}
.photo_main .main_img {
    padding:15px;
    height:calc(100% - 40px);
}
.photo_main .main_img img {
    max-width:100%;
    max-height:100%;
}
.photo_sub {
    width:30%;
    height:100%;
    border:1px solid #ececec;
    border-left:none;
    padding:15px;
    overflow-y: auto;
}
.photo_sub .sub_img {
    padding:20px 15px;
    border:1px solid #dbdbdb;
    border-radius: 3px;
    box-shadow: 0 0 5px #dfdfdf;
    background-color: #f7f7f7;
    cursor: pointer;
}
.photo_sub .sub_img + .sub_img {
    margin-top:20px;
}
.photo_sub .sub_img.act {
    border: 1px solid #90b6ef;
    background: #779aff14;
}
.photo_sub .sub_img .ext {
    flex-shrink: 0;
    font-size:14px;
    font-weight: 600;
    border: 2px solid #63d390;
    border-radius: 100px;
    color: #63d390;
    width: 50px;
    height: 50px;
}
.photo_sub .sub_img .info {
    margin-left:8px;
    width: calc(100% - 48px);
}
.photo_sub .sub_img .info .name {
    font-weight: 600;
    font-size:17px;
    overflow:hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.photo_sub .sub_img .info .created_dt {
    margin-top:3px;
    font-size:14px;
    color:#929292;
    overflow:hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}