全屏数字预加载动画

效果图
在这里插入图片描述

代码

DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>全屏数字计时预加载title>
    <style>
        body {
            margin: 0;
            padding: 0;
            font-family: sans-serif;
        }

        .loader {
            position: absolute;
            top: 0;
            left: 0;
            height: 100%;
            background-color: #000;
        }

        section {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background-color: #fff;
            pointer-events: none;
            animation: fadeout .5s linear forwards;
            animation-delay: 11s;
        }

        @keyframes fadeout {
            from {
                opacity: 1;
            }

            to {
                opacity: 0;
            }
        }

        .count {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 18vw;
            color: #fff;
            font-weight: 800;
            mix-blend-mode: difference;
            width: 550px;
            text-align: right;
        }

        .welcome {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            color: #fff;
        }

        h2 {
            margin: 0;
            padding: 0;
            font-size: 10vw;
            color: #000;
        }
    style>
head>

<body>
    <div class="welcome">
        <h2>welcomeh2>
    div>
    <section>
        <div class="loader">div>
        <div class="count">div>
    section>
    <script src="https://code.jquery.com/jquery-3.3.1.min.js">script>
    <script>
        $(document).ready(() => {
            var count = 0;
            var counter = setInterval(() => {
                if (count < 1001) {
                    $('.count').text(Math.round(count / 10) + '%')
                    $('.loader').css('width', count / 10 + '%')
                    count++
                }
                else {
                    clearInterval(counter)
                }
            }, 10);
        })
    script>
body>

html>
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原文地址：https://blog.csdn.net/weixin_44368963/article/details/126166649