no-chromium/style.css

html {
  font-family: Noto Sans, sans-serif;
  background-color: #f1f1f1;
  color: #0f0f0f;
  box-sizing: border-box;
}

*, *:before, *:after {
  box-sizing: inherit;
}

body {
  min-height: 100vh;
  margin: 0;
}

@media (prefers-color-scheme: dark) {
  html {
    background-color: #0f0f0f;
    color: #f1f1f1;
  }
}

p {
  line-height: 1.5rem;
}

.banner {
  font-size: 2em;
  margin: 0 auto 4rem;
  text-align: center;
}

.content {
  padding: 0 1rem;
  margin: 0 auto;
  max-width: 800px;
}

.container {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  height: 100dvh;
}

.centered {
  margin: auto;
}