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

        body {
            font-family: Verdana, Arial, sans-serif;
            background-color: #8C8259;
            color: #000000;
            line-height: 1.6;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            background-color: #ffffff;
            box-shadow: 0 0 10px rgba(0,0,0,0.3);
            min-height: 100vh;
        }

        .header {
            background: linear-gradient(to bottom, #4a4a4a, #2a2a2a);
            padding: 0;
            position: relative;
        }

        .header-top {
            height: 16px;
            background: linear-gradient(to right, #8C8259, #6a6045);
        }

        .header-main {
            display: flex;
            align-items: center;
            height: 99px;
            background: linear-gradient(to bottom, #3a3a3a, #1a1a1a);
        }

        .logo-section {
            width: 175px;
            height: 99px;
            background: linear-gradient(45deg, #8C8259, #a89968);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
            text-decoration: none;
            border-right: 3px solid #6a6045;
        }

        .header-planes {
            flex: 1;
            height: 93px;
            background: #2a2a2a;
            display: flex;
            align-items: center;
            justify-content: space-around;
            padding: 0 10px;
            border-top: 3px solid #6a6045;
            border-bottom: 3px solid #6a6045;
        }

        .plane-slot {
            width: 150px;
            height: 93px;
            background: linear-gradient(45deg, #4a4a4a, #2a2a2a);
            border: 2px solid #6a6045;
            border-radius: 4px;
        }

        .navbar {
            background: linear-gradient(to bottom, #5a5a5a, #3a3a3a);
            height: 32px;
            border-top: 3px solid #6a6045;
            border-bottom: 3px solid #6a6045;
        }

        .nav-menu {
            display: flex;
            height: 100%;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-item {
            flex: 1;
            height: 32px;
        }

        .nav-link {
            display: block;
            width: 100%;
            height: 100%;
            text-decoration: none;
            color: white;
            text-align: center;
            line-height: 32px;
            font-size: 11px;
            font-weight: bold;
            text-transform: uppercase;
            background: linear-gradient(to bottom, #5a5a5a, #3a3a3a);
            border-right: 1px solid #6a6045;
            transition: all 0.3s ease;
        }

        .nav-link:hover {
            background: linear-gradient(to bottom, #8C8259, #6a6045);
            color: #ffcc00;
        }

        .main-content {
            background-color: #D9D9D9;
            padding: 20px;
            min-height: 400px;
        }

        .content-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }

        .plane-separator {
            text-align: center;
            margin: 20px 0;
        }

        .plane-separator::before {
            content: "";
            display: inline-block;
            width: 100%;
            max-width: 766px;
            height: 38px;
            background: linear-gradient(to right, #8C8259, #6a6045, #8C8259);
            border-radius: 19px;
        }

        h1 {
            text-align: center;
            color: #2a2a2a;
            font-size: 2em;
            margin: 30px 0;
            font-weight: bold;
        }

        article {
            background: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            margin: 20px 0;
            border: 2px solid #8C8259;
        }

        article p {
            margin-bottom: 15px;
            color: #333;
            font-size: 14px;
        }

        .transition-section {
            background: white;
            padding: 20px 30px;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            margin: 20px 0;
            border: 2px solid #8C8259;
        }

        .links-section {
            background: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            margin: 20px 0;
            border: 2px solid #8C8259;
        }

        .links-section h3 {
            color: #2a2a2a;
            font-size: 1.3em;
            margin: 25px 0 15px 0;
            padding-bottom: 10px;
            border-bottom: 2px solid #8C8259;
        }

        .links-section h3:first-child {
            margin-top: 0;
        }

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px 20px;
            margin: 0;
            padding: 0;
        }

        .links-section li {
            margin: 0;
            padding: 8px 0;
        }

        .links-section a {
            color: #2a2a2a;
            text-decoration: none;
            font-size: 14px;
            padding: 5px 0;
            display: block;
            border-bottom: 1px solid transparent;
            transition: all 0.3s ease;
        }

        .links-section a:hover {
            color: #8C8259;
            border-bottom-color: #8C8259;
        }

        .footer {
            background: linear-gradient(to bottom, #4a4a4a, #2a2a2a);
            height: 32px;
            color: white;
            text-align: center;
            line-height: 32px;
            font-size: 11px;
            border-top: 2px solid #6a6045;
        }

        .footer a {
            color: #ffcc00;
            text-decoration: none;
        }

        .footer a:hover {
            text-decoration: underline;
        }

        @media (max-width: 768px) {
            .container {
                margin: 0;
            }

            .header-main {
                flex-direction: column;
                height: auto;
            }

            .logo-section {
                width: 100%;
                height: 60px;
                border-right: none;
                border-bottom: 3px solid #6a6045;
            }

            .header-planes {
                display: none;
            }

            .nav-menu {
                flex-wrap: wrap;
                height: auto;
            }

            .nav-item {
                flex: 1 1 50%;
                min-width: 50%;
            }

            .nav-link {
                height: 40px;
                line-height: 40px;
                font-size: 10px;
            }

            .main-content {
                padding: 15px;
            }

            article, .transition-section, .links-section {
                padding: 20px;
                margin: 15px 0;
            }

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 5px;
            }

            h1 {
                font-size: 1.5em;
                margin: 20px 0;
            }
        }

        @media (max-width: 480px) {
            .nav-item {
                flex: 1 1 100%;
                min-width: 100%;
            }

            article, .transition-section, .links-section {
                padding: 15px;
            }

            h1 {
                font-size: 1.3em;
            }
        }