@keyframes spinner-line-fade-more {
  0%, 100% {
    opacity: 0; /* minimum opacity */
  }
  1% {
    opacity: 1;
  }
}

@keyframes spinner-line-fade-quick {
  0%, 39%, 100% {
    opacity: 0.25; /* minimum opacity */
  }
  40% {
    opacity: 1;
  }
}

@keyframes spinner-line-fade-default {
  0%, 100% {
    opacity: 0.22; /* minimum opacity */
  }
  1% {
    opacity: 1;
  }
}

@keyframes spinner-line-shrink {
  0%, 25%, 100% {
    /* minimum scale and opacity */
    transform: scale(0.5);
    opacity: 0.25;
  }
  26% {
    transform: scale(1);
    opacity: 1;
  }
}

body {
  margin: 0;
}

#preview {
  position: fixed;
  background: black;
  height: 100%;
  width: 100%;
}