<!DOCTYPE html>
<!--Codingthai.com--> 
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <link rel="stylesheet" href="style.css" />
    <title>Hoverboard</title>
  </head>
  <body>
    <div class="container" id="container"></div>
    <script src="script.js"></script>
  </body>
</html>
* {
  box-sizing: border-box;
}

body {
  background-color: #111;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
  margin: 0;
}

.container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 400px;
}

.square {
  background-color: #1d1d1d;
  box-shadow: 0 0 2px #000;
  height: 16px;
  width: 16px;
  margin: 2px;
  transition: 2s ease;
}

.square:hover {
  transition-duration: 0s;
}
const container = document.getElementById('container')
const colors = ['#e74c3c', '#8e44ad', '#3498db', '#e67e22', '#2ecc71']
const SQUARES = 500

for(let i = 0; i < SQUARES; i++) {
    const square = document.createElement('div')
    square.classList.add('square')

    square.addEventListener('mouseover', () => setColor(square))

    square.addEventListener('mouseout', () => removeColor(square))

    container.appendChild(square)
}

function setColor(element) {
   const color = getRandomColor()
   element.style.background = color
   element.style.boxShadow = `0 0 2px ${color}, 0 0 10px ${color}`
}

function removeColor(element) {
   element.style.background = '#1d1d1d'
   element.style.boxShadow = '0 0 2px #000'
}

function getRandomColor() {
    return colors[Math.floor(Math.random() * colors.length)]
}
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