< max-width: 500px; width: 100%; overflow: hidden; } .header { background: linear-gradient(135deg, #1e3a5f, #2563eb); color: white; padding: 24px; } h1 { margin: 0; font-size: 24px; } .badge { background: rgba(255,255,255,0.2); padding: 4px 10px; border-radius: 20px; font-size: 12px; float: right; } .content { padding: 24px; } ul { line-height: 1.8; color: #555; } .btn { background: #2563eb; color: white; border: none; padding: 10px 20px; border-radius: 6px; cursor: pointer; font-size: 16px; width: 100%; margin-top: 20px; } .btn:hover { background: #1d4ed8; } #output { margin-top: 16px; text-align: center; color: #2563eb; font-weight: 500; }

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