#iceland {
    margin: 0 auto;
    color: var(--dark);
    isolation: isolate;
    top: 50%;
    position: absolute;
    transform: translate(0, -65%);
  }
  
  
  body {
    --day: #fffdfa;
    --evening: #fccc83;
    --dusk: #db7a2a;
    --night: #0f131c;
    --dawn: #16132b;
    --morning: #9fb3bf;
  
  
    --light: var(--day);
    --dark: var(--night);
    --shadow: #1a1917;
    --bounce-light: #f5d7a6;
    --timing-fn: cubic-bezier(0.455, 0.190, 0.000, 0.985);
  
    margin: 0;
    padding: 40vh 0;
    height: 100%;
    width: 100%;
    background-color: var(--light);
  
    animation-duration: 0s;
    animation-fill-mode: forwards;
    animation-timing-function: linear;
  }
  
  body.animation-ready {
    animation-play-state: running;
    animation-duration: 1s;
    animation-name: sunrise;
  }
  
  body.animation-ready.dark {
    animation-duration: 1.7s;
    animation-name: sunset;
  }
  
  body.dark {
    --light: var(--night);
    --dark: var(--day);
    --shadow: #030307;
    --bounce-light: #1b293f;
  }
  
  @keyframes sunrise {
    0% {
      background-color: var(--night);
    }
  
    10% {
      background-color: var(--dawn);
    }
  
    35% {
      background-color: var(--morning);
    }
  
    100% {
      background-color: var(--day);
    }
  }
  
  @keyframes sunset {
    0% {
      background-color: var(--day);
    }
  
    30% {
      background-color: var(--evening);
    }
  
    60% {
      background-color: var(--dusk);
    }
  
    90% {
      background-color: var(--dawn);
    }
  
    100% {
      background-color: var(--night);
    }
  }
  
  #dappled-light {
    pointer-events: none;
    position: fixed;
    height: 100vh;
    width: 100vw;
    top: 0;
  }
  
  #progressive-blur {
    position: absolute;
    height: 100%;
    width: 100%;
    top: 0;
  }
  
  #progressive-blur>div {
    position: absolute;
    height: 100%;
    width: 100%;
    inset: 0;
    backdrop-filter: blur(var(--blur-amount));
    mask-image: linear-gradient(252deg, transparent, transparent var(--stop1), black var(--stop2), black);
  }
  
  #progressive-blur>div:nth-child(1) {
    --blur-amount: 6px;
    --stop1: 0%;
    --stop2: 0%;
  }
  
  #progressive-blur>div:nth-child(2) {
    --blur-amount: 12px;
    --stop1: 40%;
    --stop2: 80%;
  }
  
  #progressive-blur>div:nth-child(3) {
    --blur-amount: 48px;
    --stop1: 40%;
    --stop2: 70%;
  }
  
  #progressive-blur>div:nth-child(4) {
    --blur-amount: 96px;
    --stop1: 70%;
    --stop2: 80%;
  }
  
  #glow {
    position: absolute;
    background: linear-gradient(309deg, var(--bounce-light), var(--bounce-light) 20%, transparent);
    transition: background 1.0s var(--timing-fn);
    height: 100%;
    width: 100%;
    opacity: 0.5;
  }
  
  #glow-bounce {
    content: "";
    position: absolute;
    background: linear-gradient(355deg, var(--bounce-light) 0%, transparent 30%, transparent 100%);
    transition: background 1.0s var(--timing-fn);
    opacity: 0.5;
    height: 100%;
    width: 100%;
    bottom: 0;
  }
  
  .perspective {
    position: absolute;
    transition: transform 1.7s var(--timing-fn), opacity 4s ease;
    top: -30vh;
    right: 0;
    width: 80vw;
    height: 130vh;
    opacity: 0.07;
    background-blend-mode: darken;
    transform-origin: top right;
    transform-style: preserve-3d;
    transform: matrix3d(0.7500, -0.0625, 0.0000, 0.0008,
        0.0000, 1.0000, 0.0000, 0.0000,
        0.0000, 0.0000, 1.0000, 0.0000,
        0.0000, 0.0000, 0.0000, 1.0000);
  }
  
  .dark .perspective {
    opacity: 0.3;
    transform: matrix3d(0.8333, 0.0833, 0.0000, 0.0003,
        0.0000, 1.0000, 0.0000, 0.0000,
        0.0000, 0.0000, 1.0000, 0.0000,
        0.0000, 0.0000, 0.0000, 1.0000);
  }
  
  #leaves {
    position: absolute;
    background-size: cover;
    background-repeat: no-repeat;
    bottom: -20px;
    right: -700px;
    width: 1600px;
    height: 1400px;
    background-image: url("./leaves.png");
    filter: url(#wind);
    animation: billow 8s ease-in-out infinite;
  }
  
  #blinds {
    position: relative;
    width: 100%;
  }
  
  #blinds .shutter,
  #blinds .bar {
    background-color: var(--shadow);
  }
  
  #blinds>.shutters {
    display: flex;
    flex-direction: column;
    align-items: end;
    gap: 60px;
    transition: gap 1.0s var(--timing-fn);
  }
  
  .dark #blinds>.shutters {
    gap: 20px;
  }
  
  #blinds>.vertical {
    top: 0;
    position: absolute;
    height: 100%;
    width: 100%;
    display: flex;
    justify-content: space-around;
  }
  
  .vertical>.bar {
    width: 5;
    height: 100%;
  }
  
  .shutter {
    width: 100%;
    height: 40px;
    transition: height 1.0s var(--timing-fn);
  }
  
  .dark .shutter {
    height: 80px;
  }
  
  @keyframes billow {
    0% {
      transform: perspective(400px) rotateX(0deg) rotateY(0deg) scale(1);
    }
  
    25% {
      transform: perspective(400px) rotateX(1deg) rotateY(2deg) scale(1.02);
    }
  
    50% {
      transform: perspective(400px) rotateX(-4deg) rotateY(-2deg) scale(0.97);
    }
  
    75% {
      transform: perspective(400px) rotateX(1deg) rotateY(-1deg) scale(1.04);
    }
  
    100% {
      transform: perspective(400px) rotateX(0deg) rotateY(0deg) scale(1);
    }
  }