/* Allgemeine Styles */
body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f2f5;
    color: #333;
}

/* Header */
header {
    background-color: #0078D7;
    padding: 20px;
    text-align: center;
    color: white;
}

h1 {
    font-size: 32px;
    margin: 0;
}

/* Navigation */
nav {
    background-color: #005a9e;
    text-align: center;
    padding: 10px 0;
}

.nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-menu li {
    display: inline;
    margin: 0 15px;
}

.nav-menu li a {
    text-decoration: none;
    color: white;
    font-weight: 600;
    padding: 10px 15px;
    transition: background 0.3s;
}

.nav-menu li a:hover {
    background-color: #004080;
    border-radius: 5px;
}

/* Inhaltsverzeichnis */
.container {
    max-width: 800px;
    margin: 30px auto;
    padding: 20px;
    background: white;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    text-align: center;
}

h2 {
    font-size: 24px;
    color: #0078D7;
}

/* Karten-Stil */
.card-menu {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.card {
    display: block;
    background: #0078D7;
    color: white;
    padding: 15px;
    text-decoration: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 600;
    transition: 0.3s;
}

.card:hover {
    background: #005a9e;
}

/* Bildanpassung */
.responsive-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.2);
}

/* Footer */
footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 15px 0