body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #ffffff;
    color: #333;
}

header {
    background-color: #ffffff;
    color: #000;
    text-align: center;
    padding: 3rem 1rem 2rem;
    position: relative;
    border-bottom: 1px solid #ddd;
}

header img {
    max-width: 420px;
    margin-bottom: 0;
}

header .slogan {
    margin-top: 0;
    padding-top: 0;
    margin-top: 0;
    font-size: 1.2rem;
    font-weight: 500;
    color: #444;
    margin-top: 0;
}

nav {
    background-color: #f5f5f5;
    text-align: center;
    padding: 1rem 0;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #ddd;
}

nav a {
    color: #222;
    margin: 0 1rem;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
}

main {
    padding: 2rem;
    max-width: 1000px;
    margin: auto;
}

section {
    margin-bottom: 2.5rem;
}

h2 {
    color: #222;
}

footer {
    background-color: #fafafa;
    color: #555;
    text-align: center;
    padding: 1.5rem 1rem;
    margin-top: 2rem;
    border-top: 1px solid #ccc;
}

h2.centered {
    text-align: center;
}

ul.list-block {
    max-width: 600px;
    margin: 1.5rem auto;
    padding-left: 1.5rem;
    list-style-type: disc;
    text-align: left;
}

ul.list-block li {
    margin: 0.5rem 0;
    font-size: 1rem;
}

section#leistungen {
    text-align: center;
}

ul.list-block {
    list-style-position: inside;
    padding-left: 0;
    margin: 1.5rem auto;
    display: inline-block;
    text-align: center;
}

ul.list-block li {
    text-align: center;
    margin: 0.5rem 0;
}