    <style>
        body {
            font-family: 'Inter', sans-serif;
            background-color: #e5e7eb;
        }
        .icon {
            display: inline-block;
            vertical-align: middle;
            margin-right: 8px;
        }
        #logoGFN {
            width: 150px;
            height: 150px;
        }
        #videoSection {
            display: block;
            margin: 0 auto;
        }
        .section-heading {
            cursor: pointer;
            user-select: none;
            transition: color 0.2s ease-in-out;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .section-heading:hover {
            color: #4b5563;
        }
        .section-details {
            transition: max-height 0.3s ease-in-out, opacity 0.3s ease-in-out;
            max-height: 0;
            overflow: hidden;
            opacity: 0;
        }
        .section-details.show {
            max-height: 1000px; /* A large value to allow content to expand */
            opacity: 1;
        }
        .arrow-icon {
            transition: transform 0.3s ease-in-out;
        }
        .arrow-icon.rotate {
            transform: rotate(90deg);
        }
    </style>