body {
  background-color: #000;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
  cursor: default;
}

h1 {
  font-family: "times new roman", times, serif;
  font-size: clamp(3rem, 15vw, 10rem);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  user-select: none;
  animation: rgb-colors 35s linear infinite;
}

@keyframes rgb-colors {
  0% {
    color: rgb(255, 0, 0);
  }
  16% {
    color: rgb(255, 255, 0);
  }
  33% {
    color: rgb(0, 255, 0);
  }
  50% {
    color: rgb(0, 255, 255);
  }
  66% {
    color: rgb(0, 0, 255);
  }
  83% {
    color: rgb(255, 0, 255);
  }
  100% {
    color: rgb(255, 0, 0);
  }
}