lack text-green-500 h-screen flex flex-col items-center justify-center">

    <div id="main-content" class="bg-gray-900 text-green-500 p-6 rounded-lg shadow-lg w-full max-w-4xl h-full flex flex-col justify-between">
        <div class="flex justify-between items-center mb-4">
            <h1 class="text-xl font-semibold" id="page-title">Temp Mail</h1>
            <div class="flex items-center space-x-2">
                <button onclick="toggleLanguage()" class="bg-gray-800 text-green-500 px-4 py-2 rounded-l