jquery实现带滚动进度的返回顶部按钮效果代码-html代码-BFW代码库

jquery实现带滚动进度的返回顶部按钮效果代码

代码语言：html

代码描述：jquery实现带滚动进度的返回顶部按钮效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

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

<head>

  <meta charset="UTF-8">
<link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/bootstrap.4.3.1.min.css">
<link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/unicons.css">
  
<style>
/* Please ❤ this if you like it! */



@import url('https://fonts.googleapis.com/css?family=Muli:200,200i,300,300i,400,400i,600,600i,700,700i,800,800i,900,900i&subset=latin-ext,vietnamese');
@import url('https://fonts.googleapis.com/css?family=Raleway:100,100i,200,200i,300,300i,400,400i,500,500i,600,600i,700,700i,800,800i,900,900i&subset=latin-ext');



:root {
	font-size: 20px;
	--red: #da2c4d;
	--yellow: #f8ab37;
	--green: #2ecc71;
	--white: #ffffff;
	--grey-light: #f2f7f9;
	--grey: #ecedf3;
	--black: #080808;
	--black-blue: #1f2029;
	--black-blue-light: #353746;
	--black-blue-light-2: #404255;
	--black-blue-light-3: #4b4d64;
	--black-light: #424455;
}
body{
    font-family: 'Raleway', sans-serif;
	font-size: 16px;
	font-weight: 500;
	line-height: 1.65;
	color: var(--grey);
	background-color: var(--black-blue);
	overflow-x: hidden;
	letter-spacing: 0.2px;
	-webkit-transition: all 200ms linear;
	transition: all 200ms linear; 
	text-rendering: optimizeLegibility !important;
	-webkit-font-smoothing: antialiased !important;
}
body.light{
	color: var(--black-light);
}
h1{
    font-family: 'Muli', sans-serif;
	font-size: 12vw;
	font-weight: 900;
	line-height: 1;
	color: var(--white);
	-webkit-transition: all 200ms linear;
	transition: all 200ms linear; 
}
body.light h1{
	color: var(--black);
}
body.light{
	background-color: var(--white);
}
.navbar-brand{
	height: 36px;
	position: fixed;
	top: 50px;
	left: 70px;
	z-index: 3333;
	width: auto;
	display: inline-block;
	margin: 0;
.........完整代码请登录后点击上方下载按钮下载查看