@media (min-width: 641px) {
  body {
    max-width: 80%;
    margin: auto;
  }
}

h1 {
  text-align: center;
}

h1 a {
  color: inherit;
  text-decoration: inherit;
}

button {
  min-width: 100px;
  margin: 8px 2px;
}

figure.gallery {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0 auto;
}

figure.gallery img {
  max-width: 95vw;
  display: inline-block;
}

figure.gallery figcaption {
  font-size: 11pt;
  margin: 1pt 6pt;
  color: grey;
}

footer p.img_credit {
  text-align: right;
}