static-cms/src/index.css

html {
  box-sizing: border-box;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  font-family: sans-serif;
  margin: 0;
  height: 100%;
}

:global #root, :global #root > * {
  height: 100%;
}

h1, h2, h3, h4, h5, h6, p, blockquote, figure, dl, ol, ul {
  margin: 0;
  padding: 0;
}