#toolbar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: #fff;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 9999;
}

#toolbar .list {
    display: flex;
    margin: 0;
    padding: 0;
    list-style: none;
}

#toolbar .list li {
    flex: 1;
    text-align: center;
    border-right: 1px solid #eee;
}

#toolbar .list li:last-child {
    border-right: none;
}

#toolbar .list a {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 6px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    height: 100%;
}

#toolbar .list a:hover {
    background: #f5f5f5;
}

#toolbar .list li:last-child a {
    color: #fff;
}

#toolbar .list li:last-child a img {
    margin-right: 5px;
}

.nrdf {
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 10000;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
    width: 300px;
    padding: 20px;
    text-align: center;
}

.nrdf .close-popup {
    position: absolute;
    right: 10px;
    top: 10px;
    font-style: normal;
    font-size: 20px;
    color: #999;
    cursor: pointer;
}

.nrdf .close-popup:hover {
    color: #333;
}

.nrdf p {
    margin: 0;
    line-height: 1.5;
}

.nrdf a {
    display: block;
    cursor: pointer;
}

.nrdf a:hover {
    opacity: 0.8;
}

.nrdf img {
    max-width: 100%;
    height: auto;
}

.copy-wechat {
    cursor: pointer;
}

.clearfix::after {
    content: '';
    display: table;
    clear: both;
}