html|Html+Css+js实现春节倒计时效果（移动端和PC端） javascript|春节|倒计时|css

目录
前言
导语
效果预览
html部分
移动端样式（mobile.css）
pc端样式（style.css）
js部分
效果演示
移动端
pc端
总结
下载地址

前言

我是歌谣我有个兄弟巅峰的时候排名c站总榜19 叫前端小歌谣曾经我花了三年的时间创作了他现在我要用五年的时间超越他今天又是接近兄弟的一天人生难免坎坷大不了从头再来歌谣的意志是永恒的放弃很容易但是坚持一定很酷

导语

歌谣歌谣新的一年就要到了可否写一个春节的倒计时呢我想看看哪天可以过春节需要源码的同学评论区留下邮箱，我发送给你，谢谢~

效果预览
html部分

春节倒计时 - 锐客网春节倒计时2022-- -- -- --

移动端样式（mobile.css）

@media screen and (max-width: 1025px) { * { margin: 0; padding: 0; } body { background: rgb(129, 155, 190) url(../image/geyao1.jpg); background-size: cover; background-position: center center; height: 100%; } .container { margin: 0; color: #fff; line-height: normal; position: absolute; align-items: center; left: 5%; right: 5%; } .container h2 { font-size: 6em; text-align: center; margin: 10% 0; color: #fff; } .container h2 span { color: #fff; display: block; text-align: center; font-size: 0.3em; font-weight: 300; letter-spacing: 2px; } .countdown { display: flex; justify-content: space-around; margin: 0; } .countdown div { width: 20%; height: 13vw; margin: 0 10px; line-height: 13vw; font-size: 2em; position: relative; text-align: center; background: #333333; color: #ffffff; font-weight: 500; border-radius: 10px 10px 0 0; } .countdown div:before { content: ''; position: absolute; bottom: -30px; left: 0; width: 100%; height: 30px; background: #b00000; color: #ffffff; font-size: 0.4em; line-height: 35px; font-weight: 300; border-radius: 0 0 10px 10px; } .countdown #day:before { content: '天'; } .countdown #hour:before { content: '时'; } .countdown #minute:before { content: '分'; } .countdown #second:before { content: '秒'; } }

pc端样式（style.css）

* { margin: 0; padding: 0; font-family: 'Poppins', sans-serif; } @media screen and (min-width: 1025px) { body { background: rgb(129, 155, 190) url(../image/geyao1.jpg); background-attachment: fixed; background-size: cover; -webkit-background-size: cover; -o-background-size: cover; } .container { position: absolute; top: 80px; left: 100px; right: 100px; bottom: 80px; background-size: cover; -webkit-background-size: cover; -o-background-size: cover; display: flex; justify-content: center; align-items: center; flex-direction: column; box-shadow: 0 50px 50px rgba(0, 0, 0, 0.8), 0 0 0 100px rgba(0, 0, 0, 0.3); } .container h2 { text-align: center; font-size: 10em; line-height: 0.7em; color: #ffffff; margin-top: -80px; } .container h2 span { display: block; font-weight: 300; letter-spacing: 6px; font-size: 0.2em; } .countdown { display: flex; margin-top: 50px; } .countdown div { position: relative; width: 100px; height: 100px; line-height: 100px; text-align: center; background: #333; color: #fff; margin: 0 15px; font-size: 3em; font-weight: 500; border-radius: 10px 10px 0 0; } .countdown div:before { content: ''; position: absolute; bottom: -30px; left: 0; width: 100%; height: 35px; background: #b00000; color: #ffffff; font-size: 0.35em; line-height: 35px; font-weight: 300; border-radius: 0 0 10px 10px; } .countdown #day:before { content: '天'; } .countdown #hour:before { content: '时'; } .countdown #minute:before { content: '分'; } .countdown #second:before { content: '秒'; } } canvas { width: 100%; height: 100%; } ::-webkit-scrollbar { display: none; } #btn{ margin: 40px; width: 100px; height: 30px; background: pink; text-align: center; color: darkred; line-height: 30px; }

js部分

class Snowflake { constructor() { this.x = 0; this.y = 0; this.vx = 0; this.vy = 0; this.radius = 0; this.alpha = 0; this.reset(); } reset() { this.x = this.randBetween(0, window.innerWidth); this.y = this.randBetween(0, -window.innerHeight); this.vx = this.randBetween(-3, 3); this.vy = this.randBetween(2, 5); this.radius = this.randBetween(1, 4); this.alpha = this.randBetween(0.1, 0.9); } randBetween(min, max) { return min + Math.random() * (max - min); } update() { this.x += this.vx; this.y += this.vy; if (this.y + this.radius > window.innerHeight) { this.reset(); } } } class Snow { constructor() { this.canvas = document.createElement('canvas'); this.ctx = this.canvas.getContext('2d'); document.body.appendChild(this.canvas); window.addEventListener('resize', () => this.onResize()); this.onResize(); this.updateBound = this.update.bind(this); requestAnimationFrame(this.updateBound); this.createSnowflakes(); } onResize() { this.width = window.innerWidth; this.height = window.innerHeight; this.canvas.width = this.width; this.canvas.height = this.height; } createSnowflakes() { const flakes = window.innerWidth / 4; this.snowflakes = []; for (let s = 0; s < flakes; s++) { this.snowflakes.push(new Snowflake()); } } update() { this.ctx.clearRect(0, 0, this.width, this.height); for (let flake of this.snowflakes) { flake.update(); this.ctx.save(); this.ctx.fillStyle = '#FFF'; this.ctx.beginPath(); this.ctx.arc(flake.x, flake.y, flake.radius, 0, Math.PI * 2); this.ctx.closePath(); this.ctx.globalAlpha = flake.alpha; this.ctx.fill(); this.ctx.restore(); } requestAnimationFrame(this.updateBound); } } new Snow(); var stop = false; function show_runtime() { var newDay = '2022/2/1 00:00:00'; var countDate = new Date(newDay); var now = new Date().getTime(); gap = countDate - now; var second = 1000; var minute = second * 60; var hour = minute * 60; var day = hour * 24; var d = Math.floor(gap / day); var h = Math.floor((gap % day) / hour); var m = Math.floor((gap % hour) / minute); var s = Math.floor((gap % minute) / second); if ((d, h, m, s < 0)) { stop = true; } else { document.getElementById('day').innerText = d; document.getElementById('hour').innerText = h; document.getElementById('minute').innerText = m; document.getElementById('second').innerText = s; } } function newyear() { document.getElementById('title').innerText = 'Happy Spring Festival'; document.getElementById('day').innerText = '春'; document.getElementById('hour').innerText = '节'; document.getElementById('minute').innerText = '快'; document.getElementById('second').innerText = '乐'; } var time = setInterval(() => { show_runtime(); if (stop === true) { newyear(); clearInterval(time); } }, 1000); // 定时器控制图片自动切换 function downTime() { let item = 1; setInterval(() => { item++; if (item === 4) { item = 1; } console.log(item, 'item'); document.body.style.backgroundImage = `url(./image/geyao${item}.jpg)`; return item; e.stopPropagation(); //取消事件冒泡 }, 2000); } window.onload = downTime;

效果演示移动端