Neon Loader

<div class="neon-loader">
  <div class="neon-loader-ring"></div>
</div>

.neon-loader {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100px;
  height: 100px;
}

.neon-loader-ring {
  position: relative;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 4px solid transparent;
  border-top: 4px solid #0ff;
  animation: neon-spin 1s linear infinite;
}

.neon-loader-ring::before {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border-radius: 50%;
  border: 4px solid transparent;
  border-top: 4px solid #0ff;
  filter: blur(5px);
  opacity: 0.7;
  animation: neon-glow 1.5s ease-in-out infinite;
}

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

@keyframes neon-glow {
  0%, 100% {
    filter: blur(5px);
    opacity: 0.7;
  }
  50% {
    filter: blur(10px);
    opacity: 1;
  }
}