def get_html():
  html_string = """
    <div id="banner">
        <div id="particles-js"></div>
        <h1>Multimodal Chatbot</h1>
        <p>A chatbot that accepts text, audio, and images.</p>
        <div class="icons">
            <div class="icon" id="text-icon">&#128172;</div> <!-- Text Bubble Emoji -->
            <div class="icon" id="audio-icon">&#127911;</div> <!-- Headphone Emoji -->
            <div class="icon" id="image-icon">&#128247;</div> <!-- Camera Emoji -->
        </div>
    </div>

    <style>
        #banner {
            background: linear-gradient(270deg, #6c5ce7, #a29bfe, #fd79a8);
            background-size: 600% 600%;
            color: white;
            text-align: center;
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
            position: relative;
            overflow: hidden;
            animation: AnimatedGradient 15s ease infinite;
        }

        #particles-js {
            position: absolute;
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
            z-index: 1;
        }

        #banner > * {
            position: relative;
            z-index: 2;
        }

        #banner h1 {
            font-size: 2.8em;
            margin-bottom: 10px;
            animation: fadeInDown 1.5s ease-in-out;
        }

        #banner p {
            font-size: 1.3em;
            animation: fadeInUp 1.5s ease-in-out;
        }

        .icons {
            display: flex;
            justify-content: center;
            margin-top: 20px;
        }

        .icon {
            font-size: 2em;
            margin: 0 10px;
            animation: bounce 2s infinite;
            transition: transform 0.2s;
        }

        .icon:hover {
            transform: scale(1.1);
        }

        @keyframes fadeInDown {
            from { opacity: 0; transform: translateY(-20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes bounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        @keyframes AnimatedGradient {
            0%{background-position:0% 50%}
            50%{background-position:100% 50%}
            100%{background-position:0% 50%}
        }
    </style>

    <script src="https://cdn.jsdelivr.net/particles.js/2.0.0/particles.min.js"></script>
    <script>
        document.addEventListener("DOMContentLoaded", function() {
            particlesJS("particles-js", {
                "particles": {
                    "number": {
                        "value": 80,
                        "density": {
                            "enable": true,
                            "value_area": 800
                        }
                    },
                    "color": {
                        "value": "#ffffff"
                    },
                    "shape": {
                        "type": "circle",
                        "stroke": {
                            "width": 0,
                            "color": "#000000"
                        },
                        "polygon": {
                            "nb_sides": 5
                        }
                    },
                    "opacity": {
                        "value": 0.5,
                        "random": false,
                        "anim": {
                            "enable": false,
                            "speed": 1,
                            "opacity_min": 0.1,
                            "sync": false
                        }
                    },
                    "size": {
                        "value": 3,
                        "random": true,
                        "anim": {
                            "enable": false,
                            "speed": 40,
                            "size_min": 0.1,
                            "sync": false
                        }
                    },
                    "line_linked": {
                        "enable

  """

  return(html_string)