.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 infinite ease-in-out;animation:sk-doubleBounce 2s infinite ease-in-out}.sk-double-bounce .sk-double-bounce2{-webkit-animation-delay:-1.0s;animation-delay:-1.0s}@-webkit-keyframes sk-doubleBounce{0%,100%{-webkit-transform:scale(0);transform:scale(0)}50%{-webkit-transform:scale(1);transform:scale(1)}}@keyframes sk-doubleBounce{0%,100%{-webkit-transform:scale(0);transform:scale(0)}50%{-webkit-transform:scale(1);transform:scale(1)}}