body {
  margin: 0;
  font-family: Georgia, serif;
  background-color: #fdfdfd;
  color: #111;
  line-height: 1.6;
}

header {
  background-image: url('images/header-galaxy.jpg');
  background-size: cover;
  background-position: center;
  color: white;
  text-align: center;
  padding: 2rem 1rem;
}

header h1 {
  margin: 0;
  font-size: 3rem;
  letter-spacing: 0.1rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

nav ul {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.2rem;
}

nav a {
  text-decoration: none;
  color: white;
  background-color: #88888888;
  font-weight: bold;
  font-size: 1rem;
  transition: color 0.3s;
}

nav a:hover {
  color: black;
  background-color: #ffcc00;
}

.active {
  color: #ffff00;
}

main {
  max-width: 900px;
  margin: 3rem auto;
  padding: 0 1.5rem;
}

.banner {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
  border-radius: 5px;
  margin-bottom: 2rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

h2 {
  font-size: 2rem;
  color: #222;
  margin-top: 1rem;
}

p {
  font-size: 1.1rem;
  margin: 1rem 0;
}

footer {
  background-color: #111;
  color: #eee;
  text-align: center;
  padding: 1.5rem 1rem;
  margin-top: 4rem;
  font-size: 0.9rem;
}

@media (max-width: 600px) {
  nav ul {
    flex-direction: column;
    align-items: center;
    margin-top: 1rem;
  }

  nav li {
    margin-bottom: 0.5rem;
  }

  nav a {
    font-size: 1rem;
    padding: 0.5rem;
  }

  header {
    padding: 2rem 1rem; /* etwas kompakter für kleine Screens */
  }

  header h1 {
    font-size: 2rem;
  }

  p {
    font-size: 1rem;
  }
}

.buch-cover {
	max-width: 100%;
}

.download-button {
  display: inline-block;
  background-color: #111;
  color: #fff;
  padding: 0.8rem 1.2rem;
  font-size: 1.1rem;
  border-radius: 5px;
  text-decoration: none;
  margin-top: 2rem;
  transition: background-color 0.3s ease;
}

.download-button:hover {
  background-color: #333;
}

main p em {
  font-style: italic;
  color: #555;
}

.author-illustration {
  display: block;
  margin: 2rem auto;
  max-width: 300px;
  width: 100%;
  height: auto;
}

#buecher {
  background: #f0f0f0;
  padding: 1em;
  margin: 2em 0;
  border-left: 5px solid #555;
}

#buecher h2 {
  margin-top: 0;
}

#band-0-hinweis {
  background-color: #e7f2ff;
  padding: 1em;
  margin-top: 2em;
  border-left: 5px solid #337ab7;
}

#hintergrund1 {
  background-color: #ffaaaa;
  padding: 1em;
  margin-top: 2em;
  border-left: 5px solid #ff0000;
}

#hintergrund2 {
  background-color: #ffc080;
  padding: 1em;
  margin-top: 2em;
  border-left: 5px solid #ffa000;
}

#hintergrund3 {
  background-color: #ffffa0;
  padding: 1em;
  margin-top: 2em;
  border-left: 5px solid #dfdf00;
}

#hintergrund4 {
  background-color: #c0ffc0;
  padding: 1em;
  margin-top: 2em;
  border-left: 5px solid #00ff00;
}

#hintergrund5 {
  background-color: #a0d0ff;
  padding: 1em;
  margin-top: 2em;
  border-left: 5px solid #0000ff;
}

#hintergrund6 {
  background-color: #d0b0ff;
  padding: 1em;
  margin-top: 2em;
  border-left: 5px solid #a000ff;
}

.news-item {
  background-color: #f5f5f5;
  padding: 1.5rem;
  border-left: 5px solid #444;
  margin-bottom: 2rem;
  border-radius: 5px;
}

.news-item h2 {
  margin-top: 0;
  color: #222;
  font-size: 1.6rem;
}

.news-item blockquote {
  font-style: italic;
  color: #555;
  border-left: 3px solid #ccc;
  padding-left: 1rem;
  margin: 1rem 0;
}

.newsletter-box {
  max-width: 500px;
  margin: 2em auto;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  font-family: "Helvetica Neue", Helvetica, sans-serif;
}

.newsletter-box img {
  width: 100%;
  height: auto;
  display: block;
}

.newsletter-box .content {
  padding: 2em;
  text-align: center;
}

.newsletter-box h3 {
  font-size: 1.6em;
  margin-bottom: 0.5em;
}

.newsletter-box p {
  margin-bottom: 1.5em;
  font-size: 1em;
  color: #333;
}

.newsletter-box input[type="email"] {
  width: 100%;
  padding: 0.7em;
  margin-bottom: 1em;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1em;
}

.newsletter-box input[type="submit"] {
  background: #000;
  color: #fff;
  padding: 0.7em 1.5em;
  border: none;
  border-radius: 4px;
  font-weight: bold;
  cursor: pointer;
  width: 100%;
  transition: background 0.3s;
}

.newsletter-box input[type="submit"]:hover {
  background: #333;
}