.loader{position:absolute;z-index:10000;left:0;top:0;width:100vw;height:100vh;background-color:#000;opacity:.6;display:none}.loader div{position:relative;left:50%;top:50%;margin-top:-80px;margin-left:-60px;border:16px solid #f3f3f3;border-radius:50%;border-top:16px solid #3498db;width:120px;height:120px;-webkit-animation:spin 2s linear infinite;animation:spin 2s linear infinite}@-webkit-keyframes spin{0%{-webkit-transform:rotate(0deg)}100%{-webkit-transform:rotate(360deg)}}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}