body{margin:0;padding:0;min-height:100vh;display:flex;align-items:center;justify-content:center;box-sizing:border-box}#main-container{width:80vmin;height:80vmin;aspect-ratio:1 / 1;min-width:300px;min-height:300px;display:flex;align-items:center;justify-content:center;box-sizing:border-box}#loader-container{width:100%;height:100%;display:flex;align-items:center;justify-content:center}