:root {
  --border-color: coral;
}

nav {
  border-bottom: 1px solid var(--border-color);
}

header time {
  color: grey;
  font-size: 12px;
}

footer {
  border-top: 1px solid var(--border-color);
}

footer ul {
  list-style: none;
  display: flex;
  justify-content: space-around;
  padding: 0;
}

a {
  text-decoration: none;
}

a, a:visited {
  color: coral;
}

nav .logo-text {
  color: black;
}

body {
  margin: 40px auto;
  max-width: 650px;
  line-height: 1.6;
  font-size: 18px;
  color: #444;
  padding: 0 10px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

h1, h2, h3 {
  line-height: 1.2;
}

header > h2 {
  margin-bottom: 0;
}

article {
  margin-bottom: 20px;
}

article + article {
  border-top: 1px solid var(--border-color);
}

article > header {
  padding-left: 20px;
  border-left: 10px solid var(--border-color);
}

img {
  max-width: 100%;
}

figcaption {
  text-align: center;
}