1.lds-hourglass {
2  display: inline-block;
3  position: relative;
4  width: 80px;
5  height: 80px;
6}
7
8.lds-hourglass:after {
9  content: " ";
10  display: block;
11  border-radius: 50%;
12  width: 0;
13  height: 0;
14  margin: 8px;
15  box-sizing: border-box;
16  border: 32px solid #fff;
17  border-color: #fff transparent #fff transparent;
18  animation: lds-hourglass 1.2s infinite;
19}
20
21@keyframes lds-hourglass {
22  0% {
23    transform: rotate(0);
24    animation-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
25  }
26
27  50% {
28    transform: rotate(900deg);
29    animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
30  }
31
32  100% {
33    transform: rotate(1800deg);
34  }
35}
36