* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: consolas;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: #111;
}

.loader {
  position: relative;
  width: 200px;
  height: 200px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.loader span {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid #fff;
  animation: rotate 5s linear infinite;
}

.loader span:nth-child(1) {
  border-radius: 32% 68% 59% 41% / 52% 33% 67% 48%;
}

.loader span:nth-child(2) {
  border-radius: 64% 36% 43% 57% / 68% 66% 34% 32%;
  animation-direction: reverse;
}

.loader span:nth-child(3) {
  border-radius: 42% 58% 52% 48% / 72% 31% 69% 28%;
  animation-duration: 3s;
}

@keyframes rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

h2 {
  color: #fff;
  font-weight: 500;
}