CSS-Loading-Animation/styles.css at master · TheRealRajan/CSS-Loading-Animation · GitHub

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* {
  box-sizing: border-box;
}

body {
  font-family: "Roboto", sans-serif;
  background-color: #282828;
  color: #fff;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
}
.kinetic {
  position: relative;
  height: 4rem;
  width: 4rem;
}

.kinetic::before,
.kinetic::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 0;
  width: 0;
  border: 25px solid transparent;
  border-bottom-color: #fff;
  animation: rotateA 1.5s linear infinite 0.375s;
}

.kinetic::before {
  transform: rotate(90deg);
  animation: rotateB 1.5s linear infinite;
}

@keyframes rotateA {
  0%,
  25% {
    transform: rotate(0deg);
  }
  50%,
  75% {
    transform: rotate(180deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes rotateB {
  0%,
  25% {
    transform: rotate(90deg);
  }
  50%,
  75% {
    transform: rotate(270deg);
  }
  100% {
    transform: rotate(450deg);
  }
}