.loading-icon{display:flex;align-items:center;justify-content:center;position:fixed;width:100%;height:100%;left:0;top:0;z-index:9999999999;background:rgba(50,50,50,.7)}.loading-icon img{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}.dual-ring-advanced{position:relative;width:80px;height:80px}.ring{position:absolute;width:100%;height:100%;border:0 solid transparent;border-top:3px solid #3498db;border-radius:50%;animation:spin 1s linear infinite}.ring.ring2{border-top-color:#e74c3c;animation-duration:1.5s;animation-direction:reverse}.ball{position:absolute;width:12px;height:12px;background-color:#3498db;border-radius:50%;top:-6px;left:50%;transform:translateX(-50%)}.ring2 .ball{background-color:#e74c3c}.ball2{top:auto;bottom:-6px}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}