html,
body {
  height: 100%
}

body {
  font-family: Tahoma, sans-serif;
  font-size: 16px;
  background-color: #f5f5f5;
  margin: 0;
}

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

h1 {
  font-size: 2rem;
}

header p {
  font-size: 1rem;
}

header a {
  color: #da7e00;
}

@media (min-width: 800px) {
  h1 {
    font-size: 3rem;
  }

  header p {
    font-size: 1.2rem;
  }
}

@media (min-width: 968px) {
  h1 {
    font-size: 4rem;
  }

  header p {
    font-size: 1.5rem;
  }
}

@media (prefers-color-scheme: dark) {
  body {
    background-color: #1e1e1e;
    color: #f5f5f5;
  }

  header a {
    color: #ff9500;
  }

}