<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Chatbot</title>
    <style>
        /* General styles */
        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            background: linear-gradient(135deg, #0c4b33, #1d3557);
            color: #fff;
            height: 100vh;
            display: flex;
            flex-direction: column;
            al