/* Spinner 1 */
.spinner-1:before {
  content: "";
  box-sizing: border-box;
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60px;
  height: 60px;
  margin-top: -30px;
  margin-left: -30px;
  border-radius: 50%;
  border: 3px solid lightgray;
  border-top-color: coral;
  animation: spinner 0.7s linear infinite;
}

/* Spinner 2 */
.spinner-2:before {
  content: "";
  box-sizing: border-box;
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60px;
  height: 60px;
  margin-top: -30px;
  margin-left: -30px;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: coral;
  border-bottom-color: coral;
  animation: spinner 0.7s ease infinite;
}

/* Spinner 3 */
.spinner-3:before {
  content: "";
  box-sizing: border-box;
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60px;
  height: 60px;
  margin-top: -30px;
  margin-left: -30px;
  border-radius: 50%;
  border-top: 2px solid coral;
  border-right: 2px solid transparent;
  animation: spinner 0.7s linear infinite;
}

@keyframes spinner {
  to {
    transform: rotate(360deg);
  }
}