:root {
    font-size: 100%;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --app-main: crimson;
}

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

body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

app {
    display: block;
    position: relative;
    width: 100%;
    height: 100%;
    overflow: auto;
}