body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f2f6f8;
  color: #00334e;
}

header {
  text-align: center;
}

.banner {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  object-position: top;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  background-color: #00577a;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

nav li {
  margin: 0;
}

nav a {
  display: block;
  padding: 15px 20px;
  color: white;
  text-decoration: none;
  font-weight: bold;
}

nav a:hover {
  background-color: #007ba7;
}

.content {
  padding: 20px;
  max-width: 900px;
  margin: auto;
}

.fotos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 10px;
  margin-top: 20px;
}

.fotos img {
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.3s;
}

.fotos img:hover {
  transform: scale(1.05);
}

footer {
  background-color: #00577a;
  color: white;
  text-align: center;
  padding: 15px;
  margin-top: 40px;
}

.social-icon {
  width: 32px;
  height: 32px;
  margin-top: 10px;
  border-radius: 50%;
  transition: transform 0.2s;
}

.social-icon {
  width: 64px;      /* doppelte Breite */
  height: 64px;     /* doppelte Höhe */
  margin-top: 10px;
  border-radius: 50%;
  transition: transform 0.2s;
}

.social-icon:hover {
  transform: scale(1.1);
}

.galerie-links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 15px;
  font-size: 1.2em;
}

.galerie-links li a {
  background-color: #00577a;
  color: white;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 5px;
  display: inline-block;
  transition: background-color 0.3s;
}

.galerie-links li a:hover {
  background-color: #007ba7;
}

footer a {
  color: white;
  text-decoration: underline;
}

footer a:hover {
  color: #aad8f0;
}

nav a.active {
  background-color: #007ba7; /* Hervorhebung im Menü */
  color: white;
}

.lightbox {
  display: none;
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  align-items: center;
  justify-content: center;
}

.lightbox img {
  max-width: 90%;
  max-height: 90%;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
  border-radius: 8px;
}