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

html, body {
  height: 100%;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff2b0;
  color: #5c2f00;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  padding: 2rem;
  text-align: center;
}

h1 {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-style: italic;
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.dance-frame {
  position: relative;
  max-width: min(700px, 90vw);
  width: 100%;
}

.dance-frame::before {
  content: "";
  display: block;
  padding-top: calc(787 / 1997 * 100%);
}

.frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  animation: dance 1s infinite;
}

.frame-2 {
  opacity: 0;
  animation-delay: 0.5s;
}

@keyframes dance {
  0%, 45% {
    opacity: 1;
  }
  50%, 95% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}