happy_hacking/src/party-room.html at master · sudz123/happy_hacking · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>

  <style>
    * {
      padding: 0;
      margin: 0;
    }

    h2 {
      padding-left: 50px
    }

    #container {
      padding: 50px;
      height: 100vh;
      width: 100%;
      display: flex;
      flex-wrap: wrap;
    }

    .disco-light {
      margin: 2px;
      height: 10px;
      width: 10px;
      background: black;
    }
  </style>
</head>

<body>
  <h2>Party room to chill and hang out after all your hard contributions!</h2>
  <div id="container">

  </div>
  <br /><br /><center><a id="back_to_home" href="home.html">Go back to home</a></center>
  <script>
    const colors = ['green', 'blue', 'purple', 'yellow', 'orange', 'red'];
    const lightsCount = 3000;

    const newLight = () => document.createElement('div')
    const randomNumber = (min, max) => Math.floor(Math.random() * (max - min)) + min
    const randomColor = () => colors[randomNumber(0, colors.length)]

    // generate new disco lights
    for (let i = 1; i <= lightsCount; i++) {
      let nextLight = newLight()
      nextLight.classList.add('disco-light')
      document.querySelector('#container').appendChild(
        nextLight
      )
    }

    // change their color every 100ms
    setInterval(() => {
      document.querySelectorAll('.disco-light').forEach(item => item.style.background = randomColor())
    }, 100);

  </script>
</body>

</html>