html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ffd23f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.spinner {
  animation: spin 1.4s linear infinite;
  transform-origin: center;
}

.spinner__track {
  stroke: rgba(23, 20, 26, 0.15);
}

.spinner__arc {
  stroke: #17141a;
  stroke-linecap: round;
  stroke-dasharray: 113;
  stroke-dashoffset: 90;
  animation: dash 1.4s ease-in-out infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@keyframes dash {
  0% {
    stroke-dashoffset: 100;
  }
  50% {
    stroke-dashoffset: 20;
  }
  100% {
    stroke-dashoffset: 100;
  }
}
@media (prefers-reduced-motion: reduce) {
  .spinner {
    animation: none;
  }
  .spinner__arc {
    animation: none;
    stroke-dashoffset: 60;
  }
}