/* styles.css */
body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background: #0073e6;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

header h1 {
    margin: 0;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 10px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

main {
    padding: 2rem;
}

section {
    margin-bottom: 2rem;
}

h2 {
    color: #0073e6;
}

.img-round {
    display: block;
    margin: 0 auto;
    border-radius: 50%;
}

footer {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    bottom: 0;
}

/* Stile für größere Bildschirme */
@media (min-width: 768px) {
    nav ul {
        display: flex;
        justify-content: center;
    }

    nav ul li {
        margin: 0 15px;
    }

    main {
        padding: 3rem;
    }
}

/* Stile für kleinere Bildschirme */
@media (max-width: 767px) {
    nav ul {
        display: block;
        text-align: center;
    }

    nav ul li {
        display: block;
        margin: 10px 0;
    }

    main {
        padding: 1rem;
    }
}