wallabag/app/Resources/static/themes/material/css/article.scss

/* ==========================================================================
   Article
   ========================================================================== */

#article {
  font-size: 20px;
  margin: 0 auto;
  max-width: 45em;

  article {
    color: #424242;
    font-size: 18px;
    line-height: 1.7em;
    overflow-wrap: break-word;

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
      color: #212121;

      strong {
        font-weight: 500;
      }
    }

    h6 {
      font-size: 1.2rem;
    }

    h5 {
      font-size: 1.6rem;
    }

    h4 {
      font-size: 1.9rem;
    }

    h3 {
      font-size: 2.2rem;
    }

    h2 {
      font-size: 2.5rem;
    }

    h1 {
      font-size: 2.7rem;
    }

    a {
      border-bottom: 1px dotted #03a9f4;
      text-decoration: none;
    }

    a:hover {
      border-bottom-style: solid;
    }

    ul {
      padding-left: 30px;
    }

    ul,
    ul li {
      list-style-type: disc;
    }

    blockquote {
      font-style: italic;
    }

    strong {
      font-weight: bold;
    }
  }

  img,
  figure {
    max-width: 100%;
    height: auto;
  }

  pre {
    box-sizing: border-box;
    margin: 0 0 1.75em;
    border: #e3f2fd 1px solid;
    width: 100%;
    padding: 10px;
    font-family: monospace;
    font-size: 0.8em;
    white-space: pre;
    overflow: auto;
    background: #f5f5f5;
    border-radius: 3px;
  }

  > header > h1 {
    font-size: 2em;
    margin: 2.1rem 0 0.68rem;
  }

  aside {
    .tools {
      display: flex;
      flex-flow: row wrap;

      .stats {
        font-size: 0.8em;
        margin: 8px 5px 5px;

        li {
          display: inline-flex;
          vertical-align: middle;
          margin: 3px 5px;

          i.material-icons {
            color: #3e3e3e;
            margin-right: 3px;
          }
        }

        a {
          color: #000;
          text-decoration: none;
        }
      }

      .tags {
        float: right;
        margin: 5px 15px 10px;
      }
    }

    .chip {
      background-color: $blueAccentColor;
      padding: 0 15px 0 10px;
      margin: auto 2px;
      border-radius: 6px;

      a,
      i {
        color: #fff;
      }

      i.material-icons {
        float: right;
        font-size: 20px;
        line-height: 32px;
        padding-left: 8px;
      }
    }
  }
}

.reader-mode {
  width: 70px !important;
  transition: width 0.2s ease;

  .collapsible-body {
    height: 0;
    overflow: hidden;
  }

  span {
    opacity: 0;
    transition: opacity 0.2s ease;
  }

  &:hover {
    width: 260px !important;

    .collapsible-body {
      height: auto;

      li a i.material-icons {
        margin: auto 5px auto -8px;
      }
    }

    span {
      opacity: 1;
    }
  }
}

.progress {
  position: fixed;
  top: 0;
  width: 100%;
  height: 3px;
  margin: 0;
  z-index: 9999;
}