:root {
    --twinkle-duration: 4s;
  }
  
  .stars-wrapper {
    position: absolute;
    pointer-events: none;
    width: 100vw;
    height: 100vh;
    background: transparent;
    overflow: hidden;
    top: 0px;
    left: 0px;
}

.stars-library{
  height: 40vh !important;
}
  
  .stars {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    -webkit-animation: twinkle var(--twinkle-duration) ease-in-out infinite;
            animation: twinkle var(--twinkle-duration) ease-in-out infinite;
  }
  .stars:nth-child(2) {
    -webkit-animation-delay: calc(var(--twinkle-duration) * -0.33);
            animation-delay: calc(var(--twinkle-duration) * -0.33);
  }
  .stars:nth-child(3) {
    -webkit-animation-delay: calc(var(--twinkle-duration) * -0.66);
            animation-delay: calc(var(--twinkle-duration) * -0.66);
  }
  @-webkit-keyframes twinkle {
    25% {
      opacity: 0;
    }
  }
  @keyframes twinkle {
    25% {
      opacity: 0;
    }
  }
  
  .star {
    fill: white;
  }
  .star:nth-child(3n) {
    opacity: 0.8;
  }
  .star:nth-child(7n) {
    opacity: 0.6;
  }
  .star:nth-child(13n) {
    opacity: 0.4;
  }
  .star:nth-child(19n) {
    opacity: 0.2;
  }
  
  .comet {
    transform-origin: center center;
    -webkit-animation: comet 10s linear infinite;
            animation: comet 10s linear infinite;
  }
  @-webkit-keyframes comet {
    0%, 40% {
      transform: translateX(0);
      opacity: 0;
    }
    50% {
      opacity: 1;
    }
    60%, 100% {
      transform: translateX(-100vmax);
      opacity: 0;
    }
  }
  @keyframes comet {
    0%, 40% {
      transform: translateX(0);
      opacity: 0;
    }
    50% {
      opacity: 1;
    }
    60%, 100% {
      transform: translateX(-100vmax);
      opacity: 0;
    }
  }
  
  .comet-b {
    -webkit-animation-delay: -3.3s;
            animation-delay: -3.3s;
  }
  
  .comet-c {
    -webkit-animation-delay: -5s;
            animation-delay: -5s;
  }