.firstLoading{opacity:1;visibility:visible;transition:opacity 1s ease-in,visibility 1s ease-in;position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000;background-color:#fff;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}.firstLoading.hidden{opacity:0;visibility:hidden}