CSS 3.0结合JS实现一个酷炫的滚动条
程序员文章站
2022-05-30 18:30:18
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给大家分享一个用CSS 3.0结合JS实现的酷炫的滚动条，效果如下：
以下是代码实现，欢迎大家复制粘贴和收藏。
<!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>CSS 3.0结合JS实现一个酷炫的滚动条</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: '微软雅黑', sans-serif;
}
section {
padding: 50%px;
background: #000;
}
section h2 {
font-size: 2.5em;
color: #fff;
}
section p {
font-size: 1.2em;
color: #fff;
}
::-webkit-scrollbar {
width: 0;
}
#scrollPath {
position: fixed;
top: 0;
right: 0;
width: 10px;
height: 100%;
background: rgba(255, 255, 255, 0.05);
}
#progressBar{
position: fixed;
top: 0;
right: 0;
width: 10px;
background: linear-gradient(to top, #008aff, #00ffe7);
animation: animate 5s linear infinite;
}
@keyframes animate {
0%,
100% {
filter: hue-rotate(0deg);
}
50% {
filter: hue-rotate(360deg);
}
}
#progressBar::before {
content: '';
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: linear-gradient(to top, #008aff, #00ffe7);
filter: blur(10px);
}
#progressBar::after {
content: '';
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: linear-gradient(to top, #008aff, #00ffe7);
filter: blur(30px);
}
</style>
</head>
<body>
<div id="progressBar"></div>
<div id="scrollPath"></div>
<section>
<p id="content" style="padding:20px">
晚饭后，爸爸带着我和弟弟到八佰伴广场闲逛。哇！今天商场有活动，里面人山人海，舞台上灯火辉煌，有许多穿着五颜六色衣服的小朋友在舞台上载歌载舞，我立刻被吸引了过去，看得可入迷了。
</p>
</section>
<script>
// 多加点内容
let content = document.getElementById('content');
let text = content.innerText;
for(let i =0;i<200;i++){
content.innerText += text;
};
// 滚动时修改进度条
let progress = document.getElementById('progressBar');
let totalHeight = document.body.scrollHeight - window.innerHeight
window.onscroll = function () {
let progressHeight = (window.pageYOffset / totalHeight) * 100
progress.style.height = progressHeight + '%'
}
</script>
</body>
</html>