body {
  margin: 0;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

div.container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;

  background:
    linear-gradient(rgba(255, 0, 0, 1) 0%, rgba(255, 154, 0, 1) 10%, rgba(208, 222, 33, 1) 20%, rgba(79, 220, 74, 1) 30%, rgba(63, 218, 216, 1) 40%, rgba(47, 201, 226, 1) 50%, rgba(28, 127, 238, 1) 60%, rgba(95, 21, 242, 1) 70%, rgba(186, 12, 248, 1) 80%, rgba(251, 7, 217, 1) 90%, rgba(255, 0, 0, 1) 100%) 0 0/100% 200%;
  animation: rainbow 10s linear infinite;
}

img#sun {
  cursor: pointer;
  filter: drop-shadow(12px 12px 12px rgba(0, 0, 0, 0.5));
  transition: 0.3s ease;
}

img#sun:hover {
  filter: drop-shadow(36px 36px 12px rgba(0, 0, 0, 0.3));
  transform: scale(1.05) skew(4deg, -3deg);
}

video#video {
  display: none;
  margin: 300px;
  max-width: 1920px;
  width: 100%;
  height: auto;
  border-radius: 24px;
  transform: scale(0.9) rotate(0deg);
  box-shadow: 12px 12px 12px 12px rgba(0, 0, 0, 0.5);
  animation: 5s ease-in 1s alternate infinite scale;
}

@keyframes scale {
  from {
    transform: scale(0.9) rotate(0deg);
    box-shadow: 12px 12px 12px 12px rgba(0, 0, 0, 0.5);
  }

  to {
    transform: scale(1) rotate(1deg);
    box-shadow: 48px 48px 48px 12px rgba(0, 0, 0, 0.3);
  }
}

@keyframes rainbow {
  to {
    background-position: 0 -200%
  }
}