message: delete unused CSS
diff: @@ -39,19 +39,10 @@ Generic styles
  border: none;
  }
  -.error {
  - color: white;
  - background-color: red;
  -}
  -
  .pad {
  padding: 10px;
  }
  -.w-30 {
  - width: 30% !important;
  -}
  -
  .w-40 {
  width: 40% !important;
  }
  @@ -60,24 +51,11 @@ Generic styles
  width: 60% !important;
  }
  -.w-70 {
  - width: 70% !important;
  -}
  -
  -.w-90 {
  - width: 90% !important;
  -}
  -
  .break {
  white-space: normal;
  word-break:break-all;
  }
  -.readonly {
  - background-color: #eee;
  - opacity: 1;
  -}
  -
  pre.code-block {
  padding: 10px;
  background: #403d3d;
  