body {
            background-color: #f8f9fa;
        }

        /* Hero Section */
        .history-hero {
            position: relative;
            height: 60vh;
            background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)),
                        url('../image/history.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
        }

        .history-hero h1 {
            font-weight: 700;
            font-size: 3rem;
        }

        /* Timeline Cards */
        .history-section {
            padding: 80px 0;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 50px;
        }

        .timeline-item::before {
            content: "";
            position: absolute;
            left: 20px;
            top: 0;
            bottom: 0;
            width: 4px;
            background-color: #ffc107;
        }

        .timeline-content {
            margin-left: 60px;
            background: white;
            border-radius: 15px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.1);
            padding: 20px 30px;
        }

        .timeline-year {
            color: #dc3545;
            font-weight: 700;
            font-size: 1.3rem;
        }

        .timeline-content h5 {
            color: #212529;
            font-weight: 600;
        }

        .timeline-content p {
            color: #6c757d;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .timeline-item::before {
                left: 10px;
            }
            .timeline-content {
                margin-left: 40px;
                padding: 15px 20px;
            }
        }