.sk-double-bounce{width:40px;height:40px;position:relative;margin:40px auto} .sk-double-bounce .sk-child{width:100%;height:100%;border-radius:50%;background-color:#333;opacity:.6;position:absolute;top:0;left:0;-webkit-animation:sk-doubleBounce 2s ease-in-out infinite;animation:sk-doubleBounce 2s ease-in-out infinite} .sk-double-bounce .sk-double-bounce2{-webkit-animation-delay:-1s;animation-delay:-1s}@-webkit-keyframes sk-doubleBounce{0%,to{-webkit-transform:scale(0);transform:scale(0)}50%{-webkit-transform:scale(1);transform:scale(1)}}@keyframes sk-doubleBounce{0%,to{-webkit-transform:scale(0);transform:scale(0)}50%{-webkit-transform:scale(1);transform:scale(1)}} .preloader{height:100%;width:100%;top:0;position:fixed;z-index:99999;background:#f8673a;display:flex;align-items:center;justify-content:center} .preloader .sk-child{background-color:#fff}