Modalkomponente im Dunkelmodus

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        <h2 class="text-xl font-bold text-white mb-4">Welcome to Our Community!</h2>
        <p class="text-gray-300 mb-4">Join us in sharing ideas, experiences, and connecting with one another. We believe in the power of community.</p>
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            <img src="https://randomuser.me/api/portraits/men/1.jpg" alt="Avatar" class="w-12 h-12 rounded-full mr-3">
            <span class="text-pink-200 font-semibold">John Doe</span>
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        <button class="w-full bg-pink-500 hover:bg-pink-400 text-white font-bold py-2 px-4 rounded">Join Now</button>
        <button class="w-full mt-2 bg-transparent border border-pink-500 hover:bg-pink-500 hover:text-white text-pink-500 font-bold py-2 px-4 rounded">Cancel</button>
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