static-cms/src/index.css

html {
  box-sizing: border-box;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  margin: 0;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  font-family: 'Roboto', sans-serif;
  height: 100%;
  background-color: #fafafa;
  margin: 0;
}

header {
  background-color: #596362;
  box-shadow: 0 1px 2px 0 rgba(0,0,0,0.22);
  height: 54px;
  border-bottom:2px solid #3ab7a5;
  position: fixed;
  width: 100%;
  z-index: 999;
}

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

h1, h2, h3, h4, h5, h6, p {
  margin: 0;
}