:root {
  --environment_theme-accent: orange;
  --environment_theme-label: 'Staging';
}

.pf-v5-c-masthead {
  --pf-v5-c-masthead--BackgroundColor: var(--environment_theme-accent);
  --pf-v5-c-toolbar--BackgroundColor: var(--environment_theme-accent);
}

:where(.pf-v5-theme-dark) .pf-v5-c-masthead .pf-v5-c-toolbar {
  --pf-v5-c-toolbar--BackgroundColor: var(--environment_theme-accent);
}

.pf-v5-c-masthead::after {
  content: var(--environment_theme-label);
  color: black;
  font-weight: 1000;
  font-size: 2em;
  display: block;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

body {
  border: 5px solid var(--environment_theme-accent);
  position: relative;
}