 <div class="flex items-center justify-center min-h-screen">
        <div class="bg-white p-8 rounded-lg shadow-md w-full max-w-sm">
            <h1 class="text-2xl font-semibold text-center mb-6">Check Region ML</h1>
           <form class="" id="checkForm">
                <div class="mb-4">
                    <label for="userId" class="block text-sm font-medium text-gray-700">User ID:</label>
                    <input type="text" id="userid" class="mt-1 block w-full p-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-blue-500" placeholder="Enter User ID">
                </div>
                <div class="mb-4">
                    <label for="zoneId" class="block text-sm font-medium text-gray-700">Zone ID:</label>
                    <input type="text" id="zoneid"  class="mt-1 block w-full p-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-blue-500" placeholder="Enter Zone ID">
                </div>
                <button type="submit" id="submitBtn" class="w-full bg-blue-600 text-white p-2 rounded-md hover:bg-blue-700 transition">Check Disini</button>
            </form>
            <!--  display result -->
            <div id="HasilKalkulasi" class="mt-4"></div>

            <p class="text-center text-sm text-gray-500 mt-4">
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            </p>
        </div>
    </div>