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

body {
    background-color: #000000;
    color: #ffffff;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
}

#game-container {
    width: 100vw;
    height: 100vh;
    max-width: 450px; /* Proporción ideal para pantalla móvil vertical */
    max-height: 900px;
    position: relative;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

canvas {
    width: 100%;
    height: 100%;
    background-color: #111111; /* Fondo por defecto del lienzo */
    display: block;
}