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

:root {
  --accent: #96A8C8;
  --accent-darker: #6E7B91;
}

a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 800;
}

body {
  background-color: var(--accent);
  text-align: center;
  font-variant: small-caps;
  font-family: Lucida, Helvetica, sans-serif;
  margin: 0;
  padding: 1rem;
}

main {
  background: white;
  border-style: solid;
  border-width: 1.5px;
  border-color: #333;
  border-radius: 12px;
  max-width: 50rem;
  margin: 0 auto;
}

img {
  max-width: 100%;
}

nav a {
  background-color: var(--accent-darker);
  color: #FFF;
  border: 1.5px solid #333;
  font-weight: bold;
  padding: 1.5px 12px;
  margin: 0 4px;
  text-decoration: none;
  border-radius: 3px;
  box-shadow: 0 0 5px 0 gray;
  display: inline-block;
}

nav a:hover {
  background-color: #FFF;
  color: var(--accent-darker);
  box-shadow: none;
}

ul {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(20rem, 1fr));
  text-align: left;
  grid-column-gap: 1rem;
  padding: 0;
  list-style: none;
  margin: 1rem;
}