/* HTML: <div class="loader"></div> */
.loader {
  width: 120px;
  height: 22px;
  border-radius: 40px;
  color: #10ffa4;
  border: 2px solid;
  position: relative;
  overflow: hidden;
}
.loader::before {
  content: "";
  position: absolute;
  margin: 2px;
  width: 14px;
  top: 0;
  bottom: 0;
  left: -20px;
  border-radius: inherit;
  background: currentColor;
  box-shadow: -10px 0 12px 3px currentColor;
  clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 95%, -30px 50%);
  animation: l14 1s infinite linear;
}
@keyframes l14 {
  100% {
    left: calc(100% + 20px);
  }
}