   #highlights {
      list-style: none;
      margin-left: 0;
      padding: 0;
    }

    #highlights li {
      list-style: none;
      margin-bottom: 20px;
      border-top: 1px solid #E2E2E2;
      padding: 10px;
    }

    #highlights a {
      display: block;
    }

    #viewer.spreads {
      top: 0;
      margin-top: 50px;
    }

    [ref="epubjs-mk"] {
      background: url("data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPScxLjEnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZycgeG1sbnM6eGxpbms9J2h0dHA6Ly