body {
    margin: 0;
    overflow: hidden;
    font-family: Arial, sans-serif;
}

#game-container {
    position: relative;
    width: 100vw;
    height: 100vh;
}

#score {
    position: absolute;
    top: 10px;
    left: 10px;
    color: white;
    font-size: 24px;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 5px 10px;
    border-radius: 5px;
}

/* Mobile controls */
#mobile-controls {
    position: absolute;
    bottom: 20px;
    left: 20px;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mobile-arrow-pad {
    display: grid;
    grid-template-columns: 60px 60px 60px;
    grid-template-rows: 60px 60px 60px;
    gap: 5px;
}

.mobile-control-button {
    width: 60px;
    height: 60px;
    font-size: 24px;
    border: none;
    border-radius: 5px;
    background-color: rgba(128, 128, 128, 0.25);
    color: white;
    cursor: pointer;
}

.mobile-control-button.pressed {
    background-color: rgba(128, 128, 128, 0.5);
}