.demo-view {
  display: flex;
  height: 100%;
}
.demo-view {
  .config-content,.form-builder-content {
    flex: 1;
    margin: 2px;
    height: calc(100vh - 100px);
    overflow: scroll;
  }
  .form-builder-content {
    margin-left: 10px;
  }
}

.CodeMirror {
  height: 100%;
  margin: -24px;
}