.yuyanres{
    padding: 1rem;
    border: 1px solid #ecf0f8;
    margin-top: 1rem;
    display: none;
    text-align: center;
    border-radius: 5px;
    background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQAQMAAAAlPW0iAAAAA3NCSVQICAjb4U/gAAAABlBMVEXMzMz////TjRV2AAAACXBIWXMAAArrAAAK6wGCiw1aAAAAHHRFWHRTb2Z0d2FyZQBBZG9iZSBGaXJld29ya3MgQ1M26LyyjAAAABFJREFUCJlj+M/AgBVhF/0PAH6/D/HkDxOGAAAAAElFTkSuQmCC);
}

.night .yuyanres{
    background-image: unset;
    border: 1px solid #444;
}

.yuyanres canvas{
    max-width: 100%;
}