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);
}

.lq-tube {
  position: relative;
  width: 150px;
  height: 150px;
  border: 4px solid #17141a;
  border-radius: 50%;
  overflow: hidden;
}

.lq-water {
  position: absolute;
  top: 100%;
  left: calc(50% - 55px);
  width: 110px;
  height: 110px;
  border-radius: 36%;
  background: #6ec8ff;
}

.lq-tube.is-loading .lq-water,
.lq-tube.is-demo .lq-water {
  animation: lq-wave 2s linear infinite, lq-rise 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

@keyframes lq-wave {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
@keyframes lq-rise {
  0% {
    translate: 0 0;
  }
  50% {
    translate: 0 -60px;
  }
  100% {
    translate: 0 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .lq-tube.is-loading .lq-water,
  .lq-tube.is-demo .lq-water {
    animation: none !important;
    translate: 0 -30px !important;
    transform: rotate(12deg) !important;
  }
}