:root {
  --text: #111;
  --muted: #666;
  --bg: #fff;
  --link: #111;
  --max-width: 640px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  font-size: 17px;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 20px 80px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
  padding: 0;
  margin: 0 0 40px;
  flex-wrap: wrap;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
}

nav a:hover,
nav a.active {
  color: var(--text);
  text-decoration: underline;
}

h1 {
  font-size: 26px;
  margin: 0 0 16px;
}

p {
  margin: 0 0 16px;
}

a {
  color: var(--link);
}

.apps-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.apps-list li {
  margin-bottom: 14px;
}

.apps-list a {
  font-weight: 600;
}

.apps-list .desc {
  display: block;
  color: var(--muted);
  font-size: 15px;
  font-weight: normal;
}

footer {
  margin-top: 60px;
  font-size: 15px;
  color: var(--muted);
}

footer a {
  color: var(--muted);
}