body {
  font-family: sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  background-color: #111;
  color: #eee;
}

header h1 {
  text-align: center;
  font-size: 3em;
  margin: .4em 0;
}

header h3 {
  text-align: center;
  font-size: 1.3em;
  margin: .4em 0;
}

.intro {
  max-width: 800px;
  margin: auto;
  padding: .1em;
}

.video {
  max-width: 800px;
  margin: auto;
  padding: 1em;
}

.gallery {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1em;
  padding: 1em;
}

.bookend {
  display: flex;
  justify-content: space-between;
  width: 100%;
  max-width: 600px;
}

img.small {
  width: 150px;
  height: auto;
}

img.medium {
  width: 300px;
  height: auto;
}

img.large {
  width: 700px;
  height: auto;
}
nav.links ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2em;
  padding: 1em;
}

nav.links a {
  color: #9cf;
  text-decoration: none;
}

nav.links a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 1em;
  font-size: 0.9em;
  color: #666;
}