.toolbar-right .wechat-tab .wechat-trigger {
    display: block;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 0;
    text-align: center;
    cursor: pointer;
    color: #fff;
}

.toolbar-right .wechat-tab .wechat-icon {
    display: inline-block;
    width: 30px;
    height: 30px;
    vertical-align: middle;
}

.toolbar-right .wechat-tab .wechat-qr {
    position: absolute;
    right: 40px;
    top: 50%;
    z-index: 400;
    width: 174px;
    padding: 16px;
    box-sizing: border-box;
    border: 1px solid #e8e8e8;
    background: #fff;
    box-shadow: 0 3px 12px rgba(0, 0, 0, .15);
    line-height: normal;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-50%);
    transition: opacity .15s ease, visibility .15s ease;
}

.toolbar-right .wechat-tab:hover .wechat-qr,
.toolbar-right .wechat-tab:focus-within .wechat-qr {
    opacity: 1;
    visibility: visible;
}

.toolbar-right .wechat-tab .wechat-qr img {
    display: block;
    width: 140px;
    height: 140px;
}

.toolbar-right .wechat-tab .wechat-qr p {
    margin: 6px 0 0;
    font-size: 13px;
    color: #333;
}