react-page/docs/examples/slate-plugin-src/index.css

@import 'plugins/paragraphs/node.css';

.react-page-plugins-content-slate-inline-toolbar {
  position: absolute;
  z-index: 10;
  top: -10000px;
  left: -10000px;
  margin-top: -6px;
  opacity: 0;
  background-color: var(--grey900);
  border-radius: 4px;
  transition: opacity 0.75s;
}

.react-page-plugins-content-slate-inline-toolbar--hidden {
  opacity: 0 !important;
  pointer-events: none;
}