1.loader {
2  transform: translateZ(1px);
3}
4
5.loader:after {
6  content: '$';
7  display: inline-block;
8  width: 48px;
9  height: 48px;
10  border-radius: 50%;
11  text-align: center;
12  line-height: 40px;
13  font-size: 32px;
14  font-weight: bold;
15  background: #FFD700;
16  color: #DAA520;
17  border: 4px double;
18  box-sizing: border-box;
19  box-shadow: 2px 2px 2px 1px rgba(0, 0, 0, .1);
20  animation: coin-flip 4s cubic-bezier(0, 0.2, 0.8, 1) infinite;
21}
22
23@keyframes coin-flip {
24  0%, 100% {
25    animation-timing-function: cubic-bezier(0.5, 0, 1, 0.5);
26  }
27
28  0% {
29    transform: rotateY(0deg);
30  }
31
32  50% {
33    transform: rotateY(1800deg);
34    animation-timing-function: cubic-bezier(0, 0.5, 0.5, 1);
35  }
36
37  100% {
38    transform: rotateY(3600deg);
39  }
40}
41