* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background-color: #f4f4f9;
    color: #333;
    line-height: 1.6;
}

/* Navigation */
nav {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-menu {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.nav-button {
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: #fff;
    background: linear-gradient(45deg, #007bff, #00d4ff);
    border-radius: 5px;
    font-weight: bold;
    transition: transform 0.2s, box-shadow 0.2s;
}

.nav-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

/* Main content */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.welcome {
    text-align: center;
    margin-bottom: 2rem;
}

.textbody {
    text-align: left;
    margin-bottom: 2rem;
}

.textbody p {
    margin: 10px 0;
}

h1 {
    font-size: 2.5rem;
    color: #007bff;
    margin-bottom: 1rem;
}

h2 {
    color: #007bff;
    margin-bottom: 1rem;
}

.section {
    margin-bottom: 20px;
}

.section p {
    margin-bottom: 20px;
    margin: 10px 0;
}

/* Lists */
.list-section {
    margin-bottom: 2rem;
}

.list-section ul {
    list-style: none;
    padding-left: 0;
}

.list-section li {
    background: linear-gradient(45deg, #e9ecef, #ffffff);
    padding: 1rem;
    margin-bottom: 0.5rem;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s;
}

.list-section li:hover {
    transform: translateX(5px);
}

/* Footer */
footer {
    background: linear-gradient(45deg, #007bff, #00d4ff);
    color: #fff;
    text-align: center;
    padding: 1rem;
    position: relative;
    bottom: 0;
    width: 100%;
    border-radius: 5px;
    margin-top: 2rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

footer p {
    font-weight: bold;
}

        pre {
            background-color: #ffffff;
            color: #333;
            padding: 20px;
            border-radius: 8px;
            border: 1px solid #ddd;
            overflow-x: auto;
        }
        code {
            font-family: 'Courier New', Courier, monospace;
            font-size: 14px;
        }
        /* Syntaxhervorhebung für hellen Hintergrund */
        .keyword { color: #0000ff; }
        .string { color: #a31515; }
        .comment { color: #008000; }
        .function { color: #2b91af; }
        .variable { color: #001080; }

.timeline {
            margin: 20px 0;
        }
        .timeline-item {
            margin-bottom: 20px;
        }
        .timeline-item h3 {
            color: #0066cc;
            margin-bottom: 5px;
        }
        .timeline-item p {
            margin: 0 0 10px 0;
        }
        .skills {
            margin-top: 20px;
        }
        .skills ul {
            list-style-type: none;
            padding: 0;
        }
        .skills li {
            background: #e0e0e0;
            margin: 5px 0;
            padding: 10px;
            border-radius: 3px;
        }

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        align-items: center;
    }

    .nav-button {
        width: 100%;
        text-align: center;
    }

    .welcome h1 {
        font-size: 2rem;
    }

    .container {
        padding: 1rem;
    }
}