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HTML

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Blue Assistant 3D</title>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r128/three.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/vanta@latest/dist/vanta.net.min.js"></script>
    <link rel="stylesheet" href="index.css">
  </head>
<body>
    <div id="animation-background"></div>
    
    <div class="alexa-container">
      <div class="alexa-ring">
        <div class="alexa-core"></div>
      </div>
      <div class="voice-waves">
        <div class="wave"></div>
        <div class="wave"></div>
        <div class="wave"></div>
      </div>
      <div class="speech-text" id="speechText"></div>
    </div>

<div class="search-results" id="searchResults"></div>
    <section class="main">
        <div class="input">
            <button class="talk"><i class="fas fa-microphone-alt"></i></button>
            <h1 class="content"> Click here to speak</h1>
        </div>
    </section>
    <script src="app.js"></script>
</body>

</html>
  <body>

CSS

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    background: #000;
    color: #fff;
    font-family: 'Arial', sans-serif;
    min-height: 100vh;
    overflow: hidden;
  }
  
  #animation-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
  }
  
  .alexa-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    perspective: 1000px;
  }
  
  .alexa-ring {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    position: relative;
    transform-style: preserve-3d;
    animation: float 6s ease-in-out infinite;
    transition: all 0.5s ease;
  }
  
  .alexa-ring::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 5px solid #ff0000;
    box-shadow: 0 0 50px #ff0000;
    animation: pulse 2s linear infinite;
    transition: all 0.5s ease;
  }
  
  .alexa-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: radial-gradient(circle at center, #cc1212, #cc0000);
    border-radius: 50%;
    box-shadow: 0 0 30px #ff0101;
    transition: all 0.5s ease;
  }
  
  @keyframes float {
    0%, 100% {
      transform: translateY(0) rotateX(0) rotateY(0);
    }
    50% {
      transform: translateY(-20px) rotateX(10deg) rotateY(20deg);
    }
  }
  
  @keyframes pulse {
    0% {
      transform: scale(1);
      opacity: 0.8;
    }
    50% {
      transform: scale(1.1);
      opacity: 0.5;
    }
    100% {
      transform: scale(1);
      opacity: 0.8;
    }
  }
  
  @keyframes pulse-green {
    0% {
      transform: scale(1);
      opacity: 0.8;
    }
    50% {
      transform: scale(1.2);
      opacity: 0.5;
    }
    100% {
      transform: scale(1);
      opacity: 0.8;
    }
  }
  
  @keyframes ripple {
    0% {
      width: 0px;
      height: 0px;
      opacity: 1;
    }
    100% {
      width: 300px;
      height: 300px;
      opacity: 0;
    }
  }
  
  @keyframes fadeInOut {
    0% {
      opacity: 0;
      transform: translateY(20px) translateX(-50%) scale(0.8);
    }
    20% {
      opacity: 1;
      transform: translateY(0) translateX(-50%) scale(1);
    }
    80% {
      opacity: 1;
      transform: translateY(0) translateX(-50%) scale(1);
    }
    100% {
      opacity: 0;
      transform: translateY(-20px) translateX(-50%) scale(0.8);
    }
  }
  
  @keyframes search-appear {
    0% {
      opacity: 0;
      transform: translateX(-50%) scale(0.8) rotateX(-30deg);
    }
    100% {
      opacity: 1;
      transform: translateX(-50%) scale(1) rotateX(0deg);
    }
  }
  
  
                                         
  .main .input {
    display: flex;
    justify-content: center;
    align-items: center;
    align-content: center;
    width: 40vw;
    height: 50px;
    border-radius: 20px;
    background: rgba(255, 4, 4, 0);
  }
  
  .main .input .talk {
    background: transparent;
    outline: none;
    border: none;
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 15px;
    cursor: pointer;
  }
  
  .main .input .talk i {
    font-size: 4px;
    color: #aed0d0;
  }
  
  .main .input .content {
    color: #aed0d0;
    font-size: 15px;
    margin-right: 20px;
  }

JS

const btn = document.querySelector('.talk')
const content = document.querySelector('.content')

function speak(text){
    const text_speak = new SpeechSynthesisUtterance(text);

text_speak.rate = 1;
    text_speak.volume = 1;
    text_speak.pitch = 1;

window.speechSynthesis.speak(text_speak);
}

function wishMe(){
    var day = new Date();
    var hour = day.getHours();

if(hour>=0 && hour<12){
        speak("Good Morning sir...")
    }

else if(hour>12 && hour<17){
        speak("Good Afternoon Master...")
    }

else{
        speak("Good Evenining Sir...")
    }

}

window.addEventListener('load', ()=>{
    speak("Greg here, can i help you...");
    wishMe();
});

const SpeechRecognition = window.SpeechRecognition || window.webkitSpeechRecognition;

const recognition =  new SpeechRecognition();

recognition.onresult = (event)=>{
    const currentIndex = event.resultIndex;
    const transcript = event.results[currentIndex][0].transcript;
    content.textContent = transcript;
    takeCommand(transcript.toLowerCase());

}

btn.addEventListener('click', ()=>{
    content.textContent = "Listening...."
    recognition.start();
})

else if(message.includes('what is') || message.includes('who is') || message.includes('what are')) {
        window.open(`https://www.google.com/search?q=${message.replace(" ", "+")}`, "_blank");
        const finalText = "This is what i found on internet regarding " + message;
	    speak(finalText);
  
    }

else if(message.includes('wikipedia')) {
        window.open(`https://en.wikipedia.org/wiki/${message.replace("wikipedia", "")}`, "_blank");
        const finalText = "This is what i found on wikipedia regarding " + message;
        speak(finalText);
    }

else if(message.includes('time')) {
        const time = new Date().toLocaleString(undefined, {hour: "numeric", minute: "numeric"})
        const finalText = time;
        speak(finalText);
    }

else if(message.includes('date')) {
        const date = new Date().toLocaleString(undefined, {month: "short", day: "numeric"})
        const finalText = date;
        speak(finalText);
    }

else if(message.includes('calculator')) {
        window.open('Calculator:///')
        const finalText = "Opening Calculator";
        speak(finalText);
    }

else {
        window.open(`https://www.google.com/search?q=${message.replace(" ", "+")}`, "_blank");
        const finalText = "I found some information for " + message + " on google";
        speak(finalText);
    }
}

VANTA.NET({
    el: "#animation-background",
    mouseControls: true,
    touchControls: true,
    gyroControls: false,
    minHeight: 200.0,
    minWidth: 200.0,
    scale: 1.0,
    scaleMobile: 1.0,
    points: 15.0,
    color: 0xff0000,
    backgroundColor: 0x00,
    points: 15.0,
    maxDistance: 25.0,
    spacing: 17.0,
  });

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