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

        body {
            font-family: 'liberation sans', sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        header {
            background: linear-gradient(135deg, #1e3c72, #2a5298);
            color: white;
            padding: 2rem 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo h1 {
            font-size: 4rem;
            font-weight: bold;
            letter-spacing: 2px;
        }

        .tagline {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-top: 0.5rem;
        }
        .hervorgehoben {
           color: white;                /* Textfarbe ändern */
           font-weight: bold;         /* Fettgedruckt */
           /*background-color: yellow;*/  /* Hintergrundfarbe */
           padding: 5px;              /* Abstand */
         }  

        nav ul {
            list-style: none;
            display: flex;
            gap: 2rem;
        }

        nav a {
            color: white;
            text-decoration: none;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            transition: background-color 0.3s;
        }

        nav a:hover {
            background-color: rgba(255,255,255,0.1);
        }

        .hero {
            background: linear-gradient(rgba(30,60,114,0.8), rgba(42,82,152,0.8)), 
                        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 400"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
            color: white;
            padding: 4rem 0;
            text-align: center;
        }

        .hero h2 {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }

        .products-section {
            padding: 4rem 0;
            background: white;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            color: #1e3c72;
            margin-bottom: 3rem;
        }

        .products-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 3rem;
            margin-bottom: 4rem;
        }

        .product-card {
            background: #fff;
            border-radius: 15px;
            padding: 2rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            border-left: 5px solid;
            transition: transform 0.3s;
        }

        .product-card:hover {
            transform: translateY(-5px);
        }

        .product-blue {
            border-left-color: #2980b9;
        }
        .product-gold {
            border-left-color: #efbf04;
        }
        .product-red {
            border-left-color: #e74c3c;
        }

        .product-header {
            display: flex;
            align-items: center;
            margin-bottom: 1.5rem;
        }

        .product-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            margin-right: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            font-weight: bold;
        }

        .blue-icon {
            background: #2980b9;
        }

        .red-icon {
            background: #e74c3c;
        }
        .gold-icon {
            background: #efbf04;
        }
        .product-card h3 {
            font-size: 1.8rem;
            color: #1e3c72;
        }

        .product-card p {
            color: #666;
            margin-bottom: 1rem;
        }

        .features {
            list-style: none;
        }

        .features li {
            padding: 0.5rem 0;
            border-bottom: 1px solid #eee;
        }

        .features li:before {
            content: "✓";
            color: #27ae60;
            font-weight: bold;
            margin-right: 0.5rem;
        }

        .research-section {
            background: #f8f9fa;
            padding: 4rem 0;
        }

        .cell-types {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
        }
                
        .images-gallery {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin: 20px 0;
        }
        .images-gallery img {
            max-width: 100%;
            height: auto;
            border: 1px solid #ddd;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }

        .cell-type {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .analysis-methods {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }

        .method-card {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .method-card h4 {
            color: #1e3c72;
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }

        .resources-section {
            background: #1e3c72;
            color: white;
            padding: 4rem 0;
        }

        .resources-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .resource-link {
            background: rgba(255,255,255,0.1);
            padding: 2rem;
            border-radius: 10px;
            text-decoration: none;
            color: white;
            transition: background-color 0.3s;
        }

        .resource-link:hover {
            background: rgba(255,255,255,0.2);
        }

        .resource-link h4 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
        }

        footer {
            background: #0f1419;
            color: white;
            padding: 2rem 0;
            text-align: center;
        }

        .btn {
            display: inline-block;
            background: #2980b9;
            color: white;
            padding: 1rem 2rem;
            text-decoration: none;
            border-radius: 5px;
            transition: background-color 0.3s;
            margin: 1rem 0.5rem;
        }

        .btn:hover {
            background: #1e3c72;
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .data-table th,
        .data-table td {
            padding: 1rem;
            text-align: center;
            border-bottom: 1px solid #eee;
        }

        .data-table th {
            background: #1e3c72;
            color: white;
            font-weight: bold;
         }
        .product-description {
            text-align: justify;
        }

        .data-table tr:nth-child(even) {
            background: #f8f9fa;
        }

        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                text-align: center;
            }

            nav ul {
                margin-top: 1rem;
                flex-wrap: wrap;
                justify-content: center;
            }

            .hero h2 {
                font-size: 2rem;
            }

            .products-grid {
                grid-template-columns: 1fr;
            }
            }

/* Image Placeholder */

.image-placeholder {
    background: #dbe9ff;
    border: 2px dashed #0b3d91;
    padding: 40px;
    text-align: center;
    margin-bottom: 30px;
    color: #0b3d91;
    font-style: italic;
}
        }
    </style>
