.blob{animation:rotate 3s ease-in-out infinite;aspect-ratio:1;background:radial-gradient(74.34% 41.75% at 23.23% 62.53%,rgba(73,197,60,.34) 0,rgba(73,197,60,0) 100%),linear-gradient(0deg,#06f,#0066ffad),url(<path-to-image>) #d3d3d3 50% /cover no-repeat;background-blend-mode:plus-lighter,normal,normal;border-radius:50%;filter:blur(70px);height:650px;left:50%;position:absolute;top:50%;translate:-50% -50%;width:600px;z-index:1}.blob.blob-navy{background:radial-gradient(57.62% 70.3% at 100% 22.92%,rgba(0,102,255,.24) 0,rgba(0,102,255,.25) 100%),linear-gradient(0deg,#081c36,#081c36),url(<path-to-image>) #d3d3d3 50% /cover no-repeat}.blob.blob-green{background:radial-gradient(60.83% 55.15% at 69.38% 15.04%,rgba(73,197,60,.2) 0,rgba(73,197,60,0) 100%),#081c36;width:650px}@keyframes rotate{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}