body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
    overflow: hidden;
    background-color: #000; /* Hintergrundfarbe, um den Canvas hervorzuheben */
    position: relative;
}

#canvas-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

#newton-canvas {
    width: 100%;
    height: 100%;
    display: block;
    overflow: hidden;
}

/* Virtuelle Steuerknöpfe */
.control-button {
    position: absolute;
    bottom: 20px;
    width: 80px;
    height: 80px;
    background-color: rgba(255, 99, 71, 0.7); /* Tomatenrot mit Transparenz */
    border: none;
    border-radius: 40px;
    color: white;
    font-size: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    user-select: none;
    touch-action: none;
}

#left-button {
    left: 20px;
}

#right-button {
    right: 20px;
}

/* Button Feedback */
.control-button:active {
    background-color: rgba(255, 99, 71, 1);
}