html, body {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    position: fixed;
}

@media (prefers-color-scheme: dark) {
    body {
        background-color: #121212;
    }
}

#flutter_target {
    height: 100%;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}