html, body {
    font-family: 'Helvetica', 'Arial', 'Noto Sans TC', '微軟正黑體', sans-serif;
    background: #000;
}

html {
    width: 100%;
    height: 100%;
}

body {
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
}

.ui-container {
    position: relative;
    z-index: 1;
}