header {
  background: url("../img/header.jpg") no-repeat center center;
  background-size: cover;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  padding: 20px;
  flex-direction: column;

.header-content {
  display: flex;
  flex-direction: column;
  align-items: center;
}

header img {
  max-width: 200px;
  margin-bottom: 10px;
}

header nav ul {
  list-style: none;
  padding: 0;
  margin-top: 10px;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

header nav ul li a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

header nav ul li a:hover {
  text-decoration: underline;
}
body {
  margin: 0;
  font-family: sans-serif;
}



/* Zentriertes Header-Menü */
.header-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.nav-menu {
  list-style: none;
  padding: 0;
  margin: 20px 0 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 25px;
  justify-content: center;
}

.nav-menu li a {
  text-decoration: none;
  color: #333;
  font-weight: bold;
  font-size: 1.1em;
}

.nav-menu li a:hover,
.nav-menu li a.active {
  text-decoration: underline;
  color: #0073e6;
}