/* Grundlayout */
body {
  font-family: Arial, sans-serif;
  font-size: 18px;
  background-color: #f2f2f2;
  color: #333;
  margin: 0;
  padding: 0;
}

/* Kopfbereich */
header {
  background-color: #0066cc;
  color: white;
  padding: 1em;
  text-align: center;
}

/* Navigation */
nav {
  background-color: #e0e0e0;
  padding: 1em;
  text-align: center;
}

nav ul {
  list-style-type: none;
  padding: 0;
}

nav li {
  display: inline-block;
  margin: 0 1em;
}

nav a {
  text-decoration: none;
  color: #0066cc;
  font-weight: bold;
}

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

/* Hauptbereich */
main {
  padding: 2em;
}

/* Fußbereich */
footer {
  background-color: #ddd;
  text-align: center;
  padding: 1em;
  font-size: 0.9em;
  color: #555;
}

/* Barrierefreiheit: große Buttons, Kontraste */
button, input, select, textarea {
  font-size: 1.1em;
  padding: 0.5em;
  margin-top: 0.5em;
}

/* Bildergalerie */
img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1em 0;
}