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            <h1>Power Engineering 2nd Class</h1>
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                <h2>Course Modules</h2>
                <ul>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="2 A1/index.html" style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📂</span>
                            <span style="font-weight: 500;">2 A1</span>
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                        <a href="2 A2/index.html" style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📂</span>
                            <span style="font-weight: 500;">2 A2</span>
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                        <a href="2 A3/index.html" style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📂</span>
                            <span style="font-weight: 500;">2 A3</span>
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                        <a href="2 B1/index.html" style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📂</span>
                            <span style="font-weight: 500;">2 B1</span>
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                        <a href="2 B2/index.html" style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📂</span>
                            <span style="font-weight: 500;">2 B2</span>
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                            <span style="font-size: 1.4rem;">📂</span>
                            <span style="font-weight: 500;">2 B3</span>
                        </a>
                    </li>

                </ul>
            </div>

            <div class="section-container">
                <h2>Reference Documents</h2>
                <ul>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="Academic Supplement 2012.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">Academic Supplement 2012 (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="ASME BPVC 2010 Section I.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">ASME BPVC 2010 Section I (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="ASME BPVC 2015 Section II - Materials - Part D (Metric).pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">ASME BPVC 2015 Section II - Materials - Part D (Metric) (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="ASME BPVC 2015 Section IV.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">ASME BPVC 2015 Section IV (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="ASME BPVC 2015 Section V.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">ASME BPVC 2015 Section V (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="ASME BPVC 2015 Section VI.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">ASME BPVC 2015 Section VI (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="ASME BPVC 2015 Section VII.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">ASME BPVC 2015 Section VII (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="ASME-B31.1.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">ASME-B31.1 (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="B16-5_2013.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">B16-5_2013 (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0; border-bottom: 1px solid var(--border-color);">
                        <a href="B51-2009.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">B51-2009 (PDF)</span>
                        </a>
                    </li>
                    <li style="margin: 0;">
                        <a href="B52_2013.pdf" download style="text-decoration: none; color: #2980b9; padding: 15px; display: flex; align-items: center; gap: 12px; transition: background 0.2s;">
                            <span style="font-size: 1.4rem;">📄</span>
                            <span style="font-weight: 500;">B52_2013 (PDF)</span>
                        </a>
                    </li>
                </ul>
            </div>

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