body,
html {
  font-family: SegoeUI-Regular-final, Segoe UI, "Segoe UI Web (West European)", Segoe, -apple-system, BlinkMacSystemFont, Roboto, Helvetica Neue, Tahoma, Helvetica, Arial, sans-serif;
  font-size: 16px;
  margin: 0;
  overflow: hidden;
  background: #fdfdfd;
}