* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f4f4f9;
    color: #333;
}

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    min-height: 100vh;
    padding: 20px;
}

.profile-section {
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 400px;
    width: 100%;
    margin-bottom: 30px;
}

.profile-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
}

.name {
    font-size: 2em;
    margin-bottom: 10px;
    color: #333;
}

.description {
    font-size: 1.1em;
    margin-bottom: 20px;
    color: #555;
}

.social-links a {
    display: inline-block;
    margin: 5px 10px;
    padding: 10px 15px;
    background-color: #333;
    color: #fff;
    border-radius: 5px;
    text-decoration: none;
    font-size: 1em;
    transition: background-color 0.3s ease;
}

.social-links a:hover {
    background-color: #555;
}

/* Zertifikate-Sektion */
.certificates-section {
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 400px;
    width: 100%;
}

.certificates-section h2 {
    font-size: 1.8em;
    margin-bottom: 20px;
}

.certificate-badge {
    margin-bottom: 20px;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .profile-section {
        padding: 15px;
    }

    .name {
        font-size: 1.8em;
    }

    .description {
        font-size: 1em;
    }

    .social-links a {
        padding: 8px 12px;
        font-size: 0.9em;
    }
}

@media (max-width: 480px) {
    .profile-image {
        width: 120px;
        height: 120px;
    }

    .name {
        font-size: 1.5em;
    }

    .description {
        font-size: 0.9em;
    }

    .social-links a {
        padding: 6px 10px;
        font-size: 0.8em;
    }

    .certificates-section h2 {
        font-size: 1.5em;
    }

    .certificate-badge iframe {
        width: 100%;
        height: auto;
    }
}