.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.5);display:flex;justify-content:center;align-items:center;z-index:9999}.loading-content{background-color:#fff;padding:20px;border-radius:5px;text-align:center}.loading-gif{width:64px;height:64px}