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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }

        #wrap {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            box-shadow: 0 0 30px rgba(0, 0, 0, 0.1);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        #header {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            padding: 2rem;
            text-align: center;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        #sitename {
            margin: 0;
        }

        #sitename a {
            color: #fff;
            text-decoration: none;
            font-size: 2.5rem;
            font-weight: 700;
            letter-spacing: 1px;
            transition: opacity 0.3s ease;
        }

        #sitename a:hover {
            opacity: 0.9;
        }

        #page {
            flex: 1;
            padding: 3rem 2rem;
        }

        h1 {
            color: #667eea;
            font-size: 2.2rem;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 3px solid #667eea;
            text-align: center;
        }

        article {
            background: #f9fafb;
            padding: 2rem;
            border-radius: 8px;
            margin-bottom: 2rem;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        }

        article h2 {
            color: #764ba2;
            font-size: 1.8rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }

        article h3 {
            color: #667eea;
            font-size: 1.4rem;
            margin-top: 1.5rem;
            margin-bottom: 0.8rem;
        }

        article p {
            margin-bottom: 1rem;
            color: #555;
            font-size: 1.05rem;
        }

        article blockquote {
            border-left: 4px solid #667eea;
            padding-left: 1.5rem;
            margin: 1.5rem 0;
            font-style: italic;
            color: #666;
        }

        .transition-section {
            padding: 2rem;
            background: #fff;
            border-radius: 8px;
            margin-bottom: 2rem;
        }

        .transition-section p {
            color: #555;
            font-size: 1.05rem;
            margin-bottom: 1rem;
        }

        .links-section {
            background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
            padding: 2rem;
            border-radius: 8px;
            margin-bottom: 2rem;
        }

        .links-section h3 {
            color: #764ba2;
            font-size: 1.6rem;
            margin-bottom: 1rem;
            margin-top: 1.5rem;
        }

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

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 0.5rem 2rem;
            margin-bottom: 1.5rem;
        }

        .links-section ul li {
            padding: 0.5rem 0;
        }

        .links-section ul li a {
            color: #667eea;
            text-decoration: none;
            font-size: 1.05rem;
            transition: all 0.3s ease;
            display: inline-block;
            position: relative;
            padding-left: 1.2rem;
        }

        .links-section ul li a:before {
            content: "→";
            position: absolute;
            left: 0;
            transition: transform 0.3s ease;
        }

        .links-section ul li a:hover {
            color: #764ba2;
            transform: translateX(5px);
        }

        .links-section ul li a:hover:before {
            transform: translateX(-3px);
        }

        #footer {
            background: #2d3748;
            color: #fff;
            padding: 2rem;
            text-align: center;
            margin-top: auto;
        }

        #footercontent p {
            margin-bottom: 0.5rem;
            font-size: 0.95rem;
        }

        #footercontent a {
            color: #a0aec0;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        #footercontent a:hover {
            color: #fff;
        }

        @media (max-width: 768px) {
            #header {
                padding: 1.5rem;
            }

            #sitename a {
                font-size: 1.8rem;
            }

            h1 {
                font-size: 1.8rem;
            }

            #page {
                padding: 2rem 1rem;
            }

            article {
                padding: 1.5rem;
            }

            article h2 {
                font-size: 1.5rem;
            }

            article h3 {
                font-size: 1.2rem;
            }

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 0.3rem;
            }

            .links-section {
                padding: 1.5rem;
            }

            .transition-section {
                padding: 1.5rem;
            }
        }

        @media (max-width: 480px) {
            #sitename a {
                font-size: 1.5rem;
            }

            h1 {
                font-size: 1.5rem;
            }

            article {
                padding: 1rem;
            }

            .links-section {
                padding: 1rem;
            }

            .transition-section {
                padding: 1rem;
            }
        }