* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: #0b141d;
    font-family: 'Cairo', 'Tajawal', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, 'Tahoma', 'Arial', sans-serif;
    touch-action: none;
}

#gameContainer {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

#gameCanvas {
    display: block;
    width: 100%;
    height: 100%;
    touch-action: none;
}