body{margin:0;overflow:hidden;font-family:Arial,sans-serif;background-image:url(./images/4k-star.jpg)}#sliderContainer{position:absolute;top:20px;left:50%;transform:translate(-50%);background:#000000b3;color:#fff;padding:10px;border-radius:5px;z-index:1000}#speedSlider{width:300px}#toggleSphereVisibilityButton{position:absolute;top:20px;left:20px;padding:10px 20px;background-color:#007bff;color:#fff;border:none;border-radius:3px;cursor:pointer;z-index:1000}#toggleSphereVisibilityButton:hover{background-color:#8601a3}#toggleButton{position:absolute;top:20px;right:20px;padding:10px 20px;background-color:#333;color:#fff;border:none;border-radius:3px;cursor:pointer;z-index:1000}#infoDisplay{position:absolute;top:80px;left:20px;padding:20px;background-color:#0b0035cc;color:#ceddea;font-size:18px;font-weight:600;width:300px;border-radius:10px;z-index:999}#infoText{padding-left:10px;padding-top:10px}#overlay{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000;display:none;justify-content:center;align-items:center}#infoDisplay{background-color:#fff;padding:20px;border-radius:5px}.hide{display:none}