:root {
  --line-height: 1.5em;
  --horizontal-margin: 20px;
}

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

header {
  padding: 2px 0px;
  border-bottom: 1px solid #000000;
  margin: 0 0 10px;
  display: flex;

  h1 {
    margin: 10px 0px;
    font-size: 1.4em;

    a, a:visited {
      text-decoration: none;
      color: inherit;
    }
  }

  nav {
    margin: auto 0 auto auto;
    display: flex;
    gap: 0px 10px;
  }
}

a {
  color: #286486;
}

a:visited {
  color: #88507D;
}

a:hover {
  text-decoration: none;
}

body {
  background-color: #f0edec;
  color: #2c363c;

  position: relative;
  width: 100%;
  min-height: 100vh;
  max-width: 70ch;

  margin: 0 auto;
  line-height: 1.5em;

  padding: var(--line-height) var(--horizontal-margin);
}