<!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>
<link rel="stylesheet" href="./index.css">
</head>
<body>
<div class="container">
<div class="slide" id="1">1</div>
<div class="slide" id="2">2</div>
<div class="slide" id="3">3</div>
<div class="slide" id="4">4</div>
<div class="slide" id="5">5</div>
<div class="slide" id="6">6</div>
</div>
<script src="./a.js"></script>
</body>
</html>
.container {
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
overflow: hidden;
}
.slide {
100%;
height: 100%;
font-size: 50px;
text-align: center;
}
@keyframes zoomIn {
from {
opacity: 0;
-webkit-transform: scale3d(0.3, 0.3, 0.3);
transform: scale3d(0.3, 0.3, 0.3);
}
50% {
opacity: 1;
}
}
.zoomIn {
animation: zoomIn 0.5s;
}
let num = 1;
let total = 6;
function page(num) {
window.location.hash = '#' + num;
document.getElementById(num).classList.toggle('zoomIn');
setTimeout(() => {
document.getElementById(num).classList.toggle('zoomIn');
}, 500);
}
function prev() {
if (num <= 1) {
return
}
num -= 1;
page(num);
}
function next() {
if (num >= total) {
return
}
num += 1;
page(num);
}
window.addEventListener('keydown', (e) => {
// console.log(e);
if (e.code === 'ArrowDown' || e.code === 'ArrowRight') {
next();
}
if (e.code === 'ArrowUp' || e.code === 'ArrowLeft') {
prev();
}
});