#ascroll {
  font-family: "noto_sans";
  width: 100%;
  color: #222;

  h1 {
    padding: 4px;
    padding-top: 32px;
    font-size: 20px;
    letter-spacing: 1px;
    font-weight: bold;
    max-width: var(--container-width);
    margin: auto;
  }
  h2 {
    padding: 4px;
    max-width: var(--container-width);
    margin: auto;
  }
  .intro {
    padding: 4px;
    padding-bottom: 64px;
    max-width: var(--container-width);
    margin: auto;
  }
  .vbox {
    max-width: var(--container-width);
    margin: auto;
  }
  .player {
    position: absolute;
    display: none;
    width: 100%;
    height: auto;
    max-width: var(--container-width);
    margin: auto;
    //transition: opacity 0.4s;

  }
  .annotation {
    min-height: 100vh;
    .frame {
      max-width: var(--container-width);
      margin: auto;
      img {
        width: 100%;
        height: auto;
      }
      figcaption {
        text-align: right;
        padding-right: 4px;
        font-size: 14px;
      }
    }
    .text {
      max-width: var(--container-width);
      margin: auto;
      padding: 20px 20px;
      font-size: 20px;
      line-height: 24px;

      figure {
        width: 100%;
        text-align: center;
      }

      img {
        margin: auto;
        max-width: 100%;
      }
    }
  }

  .annotation-icon-wrapper {
    border: 3px solid rgba(#fff, 0.8);
    border-radius: 50%;
    background: linear-gradient(to right, var(--bg-color-1), var(--bg-color-2) , var(--bg-color-3), var(--bg-color-4));
    background-size: 300% 100%;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: background_animation 30s ease-in-out infinite;
    opacity: 0.9;

    &:hover, &:focus {
      opacity: 1;
    }
  }
  
  .annotation-icon {
    color: rgba(#fff, 1);
    font-size: 38px;
  }
}