html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    background: #121212;
    color: #e0e0e0;
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
}

a {
    color: #90caf9;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

main {
    flex: 1;
    max-width: 800px;
    margin: auto;
    width: 100%;
    padding: 1rem;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1rem 0;
}

footer {
    text-align: center;
    padding: 1rem 0;
}

nav {
    background-color: #222; /* dunkler Hintergrund */
    padding: 1rem 0;
}

.navbar {
    display: flex;               /* macht die <li> nebeneinander */
    list-style: none;            /* entfernt die Punkte */
    padding: 0;
    margin: 0;
    gap: 2rem;                   /* Abstand zwischen Links */
}

.navbar li a {
    text-decoration: none;
    color: white;
    padding: 0.5rem 1rem;        /* größerer Klickbereich */
    transition: 0.2s;
}

.navbar li a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
}