taop.css

.accessible_elem {
  clip: rect(1px 1px 1px 1px); /* IE 6/7 */
  clip: rect(1px, 1px, 1px, 1px);
  height: 1px;
  overflow: hidden;
  position: absolute;
  width: 1px;
}

.exerslide-toolbar-text,
.exerslide-toolbar-button {
  color: #888;
}

html .editorWithPreview input[type=text],
html .editorWithPreview input[type=number],
html .editorWithPreview textarea {
  display: inline-block;;
  box-sizing: border-box;
  width: initial;
  max-width: 100%;
  height: auto;
  padding: 1px;
  border: 1px inset;
  margin: 0;
  font-family: inherit;
  font-size: 1rem;
  color: auto;
  background-color: auto;
  box-shadow: none;
  border-radius: 0;
  transition: none;
}

html .editorWithPreview button {
  -webkit-appearance: button;
  -moz-appearance: button;
  background-color: rgb(192, 192, 192);
  padding: 2px 6px 3px 6px;
  border: 2px outset buttonface;
  line-height: inherit;
}

#exerslide-slide {
  position: initial;
}

#exerslide-slide {
  padding-top: 0;
}

#exerslide-slide h2 {
  font-size: 1.3em;
  margin: 1.1em 0 0.8em 0;
  font-weight: bold;
}

#exerslide-slide .previewHeading {
    margin: 0 0 1.1em;
    color: grey;
}
#exerslide-slide h3 {
    font-size: 1.1em;
}

@media screen and (min-width: 40em) {
  #exerslide-slide h1 {
      font-size: 1.8em;
      font-weight: bold;
  }
}