html,
body {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;

    /* Prevent scroll shrinking issues */
    overflow: hidden !important;
    overscroll-behavior: none !important;

    /* Prevent weird touch dragging on Android */
    touch-action: manipulation;
}

/* 🔥 The MOST IMPORTANT FIX: force Flutter canvas to fill screen */
flt-glass-pane {
    position: fixed !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
}

/* Optional improvement */
body.flutter-web {
    position: fixed !important;
    inset: 0 !important;
}