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Scroll animation

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This commit is contained in:
Brad Traversy 2020-11-13 10:23:00 -05:00
parent 6c7994dc12
commit f115c8031d
3 changed files with 92 additions and 0 deletions
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26
scroll-animation/index.html Normal file
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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" />
<link rel="stylesheet" href="style.css" />
<title>Scroll Animation</title>
</head>
<body>
<h1>Scroll to see the animation</h1>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<div class="box"><h2>Content</h2></div>
<script src="script.js"></script>
</body>
</html>

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scroll-animation/script.js Normal file
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const boxes = document.querySelectorAll('.box')
window.addEventListener('scroll', checkBoxes)
checkBoxes()
function checkBoxes() {
const triggerBottom = window.innerHeight / 5 * 4
boxes.forEach(box => {
const boxTop = box.getBoundingClientRect().top
if(boxTop < triggerBottom) {
box.classList.add('show')
} else {
box.classList.remove('show')
}
})
}

47
scroll-animation/style.css Normal file
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@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');
* {
box-sizing: border-box;
}
body {
background-color: #efedd6;
font-family: 'Roboto', sans-serif;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
margin: 0;
overflow-x: hidden;
}
h1 {
margin: 10px;
}
.box {
background-color: steelblue;
color: #fff;
display: flex;
align-items: center;
justify-content: center;
width: 400px;
height: 200px;
margin: 10px;
border-radius: 10px;
box-shadow: 2px 4px 5px rgba(0, 0, 0, 0.3);
transform: translateX(400%);
transition: transform 0.4s ease;
}
.box:nth-of-type(even) {
transform: translateX(-400%);
}
.box.show {
transform: translateX(0);
}
.box h2 {
font-size: 45px;
}