1.loader {
2  width: 40px;
3  height: 40px;
4  border-radius: 50%;
5  border: 3px solid rgb(255,255,255,.2);
6  border-top-color: transparent;
7  animation: rot1 1.2s linear infinite;
8}
9
10@keyframes rot1 {
11  to {
12    transform: rotate(360deg);
13  }
14}