最简单HTML烟花效果图
HTML实现代码展示
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><title>CodePen - Happy New Year!</title><meta name="viewport" content="width=device-width, initial-scale=1"><link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/5.0.0/normalize.min.css"><link rel="stylesheet" href="./style.css"></head><body><!-- partial:index.partial.html --><h1 id="title">Happy New Year!</h1><div class="stars"></div><svg class="mountains mountains--layer1" xmlns="http://www.w3.org/2000/svg" width="1920" height="200"viewBox="0 0 1920 200" preserveAspectRatio="none"><title>bergskedja</title><pathd="M0,41.57s21.25,2.19,27.33,2.19,22.27-4.37,28.34,0-1,22.94,6.07,19.67S72.87,52,81,52.81s16.19,10.15,22.27,0,25.3-1.41,30.36,6.24,21.25,7.33,26.32,4.76,8.1-20.66,16.19-22,17.21-6.31,18.22,0,5.06,3,12.15,3,20.24-10.93,25.3-14.2S238.86,11,259.1,11s35.42,4.37,43.52,0S316.79.05,321.86.05,337-1,337,6.61s6.07,24.92,15.18,26.12,30.36,11,34.41,14.31,18.22-2.19,18.22-2.19c11.13,7.65,20.24,0,20.24,0S441.29,23,453.43,18.63s17.21,4.37,20.24,7.65S497,32.62,500,32.73s19.23-10.82,23.28-10.82,27.33-4.37,34.41-3.28,16.19,10.72,16.19,14.1S582,52.5,586,52.5s15.18,2.19,21.25,2.19,14.17,1.09,17.21,1.09,6.07-3.28,26.32-13.11S669,21.91,677.11,24.09s9.11,14.2,16.19,13.11,0-17.48,24.29-17.48a140.45,140.45,0,0,1,44.53,7.65s3,29.5,17.21,29.5c0,0,28.34-7.65,36.44-7.65s39.47,7.33,47.57,16.23,32.39,12.18,42.51,12.18,25.3,15.3,28.34,15.3,23.28,3.28,28.34-5.46S967.59,66.7,975.69,58s10.12-21.3,17.21-11.2,13.16,8.47,16.19,0,14.17-16.12,17.21-16.12,19.23,3.28,19.23,6.56,25.3-2.19,35.42-12,39.47-9.83,65.79-9.83,54.65,9.83,61.74,14.2,33.4,7.65,42.51,7.65,20.24,4.37,26.32,4.37,5.06,9.83,17.21,13.11,25.3-8.19,28.34-7.92,10.12-16.12,19.23-16.12,27.33,16.94,34.41,16.12,22.27,22.12,28.34,24.31,2,12.13,18.22,22.45,22.27,32.18,34.41,32.18,50.61-8.74,54.65-15.3,22.27-19.67,27.33-19.67,34.41-7.65,38.46-4.37,29.35,22.94,48.58,22.94,46.56-14.2,54.65-14.2,23.28-9.83,35.42-9.83,46.56,12,57.69,14.2,42.51,8.74,58.7,8.74,38.67-42.77,66.8-45.89c6.12-.68,20.24,1.09,20.24,1.09V200H0Z" /></svg><svg class="mountains mountains--layer2" xmlns="http://www.w3.org/2000/svg" width="1920" height="200"viewBox="0 0 1920 200" preserveAspectRatio="none"><title>bergskedja2</title><pathd="M0,82.09s21.14-13,30.14-19,24-16,45-17.5,49.5-23.86,63-17c0,0,62.87.71,70.5,6.67s81,40.83,127.49,40.83,88.5-20.16,126-24.33,68.23-29.63,90-24.33,31.5,3.89,46.5-.72,25.5-19.61,42-19.61,25.5-7.1,51-7.1,39,11.59,63,11.59,60-3,75,3S864.1,4,882.09,4,934.41,22.09,960,17.59s58.59-7.5,75.09-4.5,36,16.9,61.5,25,82.5,17,97.5,18.55,51.77-6,67.5-10.5S1313,30,1330.81,38s23.76,44,44.76,44,45-6,57-12,31.5-22.5,45-22.5,12,7.5,31.5,7.5,42-4.5,57-4.5,24-25.5,49.5-22.5,66,1.9,90,13,49.5,30.55,78,33.55,54-16.5,69-12,44.91,19.5,67.45,19.5V200H0Z" /></svg><!-- partial --><script src='https://cdn.jsdelivr.net/mojs/latest/mo.min.js'></script><script src="./script.js"></script></body></html>
CSS代码展示
@import url("https://fonts.googleapis.com/css?family=Caveat");html, body { background: linear-gradient(to bottom, #090513 0%, #964987 75%, #fdbca3 100%); height: 100%; display: flex; align-items: center; justify-content: center; overflow: hidden;}.stars { position: absolute; top: 0; right: 0; bottom: 0; left: 0; -webkit-animation: rotation 360s infinite linear; animation: rotation 360s infinite linear;}.stars:after, .stars:before { content: ""; display: block; position: absolute; top: 0; left: 0; bottom: 0; right: 0; background: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAZAAAAGQAQMAAAC6caSPAAAABlBMVEVHcEz///+flKJDAAAAAXRSTlMAQObYZgAAAIVJREFUeAHt2SEOwkAQhtFJKuqKRRGOgKzgUMgKRI/G0ZDoacNkN/ue/zJ+/ugBcI+01/EEAGBc04FkP58AVFoi7VaSLAEAAPB/j0hbK678AADMkXbZG03mGA0AAKsP3JgAAGDa88knsuZ8Mp1M6gEAPFtNrtEjtkh7lyRb3/PAWpS0BPgC0PMMdOEjXqoAAAAASUVORK5CYII=");}.stars:after { background-size: 100px; opacity: 0.4;}.stars:before { background-size: 200px; opacity: 0.6;}@-webkit-keyframes rotation { 0% { transform: rotate(0); } 100% { transform: rotate(360deg); }}@keyframes rotation { 0% { transform: rotate(0); } 100% { transform: rotate(360deg); }}h1 { font-size: calc(1.5em + 5vw); color: #fff; font-family: "Caveat", sans-serif; text-align: center; padding: 0.5em; transform: rotate(-4deg) translateY(-15vh);}.mountains { position: absolute; bottom: 0; left: 0; right: 0; width: auto; min-width: 100%; height: 60px; fill: #000022;}.mountains--layer1 { z-index: 2;}.mountains--layer2 { fill: #9D5189; z-index: 0;}
JavaScript代码展示
// Create the burstsconst B_CHILD = { fill: { '#ffffff': '#ef1cec' }, delay: 'rand(300, 359)', duration: 700, pathScale: 'rand(0.8, 1)', isSwirl: true, swirlSize: 'stagger(-2,2)', swirlFrequency: 1 };const B_OPTS = { count: 'rand(15,20)', top: '100%', children: { ...B_CHILD } };const burst1 = new mojs.Burst({ ...B_OPTS, radius: { 0: 'rand(150,170)' }, x: -45, y: -335 });const burst1_2 = new mojs.Burst({ ...B_OPTS, radius: { 0: 'rand(150,170)' }, x: -45, y: -335, children: { ...B_CHILD, delay: 'rand(260, 350)', pathScale: 'rand(0.7, 0.8)', degreeShift: 20 } });const burst2 = new mojs.Burst({ ...B_OPTS, radius: { 0: 'rand(100,150)' }, x: 140, y: -315, children: { ...B_CHILD, fill: { '#ffffff': '#d8ff00' } } });const burst2_2 = new mojs.Burst({ ...B_OPTS, radius: { 0: 'rand(100,150)' }, x: 140, y: -315, children: { ...B_CHILD, fill: { '#ffffff': '#d8ff00' }, delay: 'rand(260, 350)', pathScale: 'rand(0.7, 0.8)', degreeShift: 20 } });// Create interactive burstconst burst_tune = new mojs.Burst({ ...B_OPTS, radius: { 0: 'rand(100,150)' }, left: 0, top: 0, x: 0, y: 0, children: { ...B_CHILD, delay: 'rand(0, 50)', fill: { '#ffffff': '#d8ff00' } } });const burst_tune_2 = new mojs.Burst({ ...B_OPTS, radius: { 0: 'rand(100,150)' }, left: 0, top: 0, children: { ...B_CHILD, fill: { '#ffffff': '#d8ff00' }, delay: 'rand(10, 150)', pathScale: 'rand(0.7, 0.8)', degreeShift: 20 } });document.addEventListener('click', function (e) { burst_tune. generate(). tune({ x: e.pageX, y: e.pageY }). replay(); burst_tune_2. generate(). tune({ x: e.pageX, y: e.pageY }). replay();});// Create the firework linesconst FW_OPTS = { shape: 'curve', fill: 'none', isShowStart: false, strokeWidth: { 3: 0 }, stroke: '#ffffff', strokeDasharray: '100%', strokeDashoffset: { '-100%': '100%' }, duration: 1000 };const fw1 = new mojs.Shape({ ...FW_OPTS, radius: 170, radiusY: 20, top: '100%', y: -165, angle: 75, onStart: function () { burst1.replay(0); burst1_2.replay(0); } });const fw2 = new mojs.Shape({ ...FW_OPTS, radius: 180, radiusY: 50, top: '100%', x: 50, y: -155, strokeDashoffset: { '100%': '-100%' }, angle: -60, delay: 200, onStart: function () { burst2.replay(0); burst2_2.replay(0); } });// Underline under titleconst underline = new mojs.Shape({ parent: document.getElementById('title'), shape: 'curve', strokeLinecap: 'round', fill: 'none', isShowStart: false, strokeWidth: { '1em': '5em' }, stroke: '#ffffff', strokeDasharray: '200%', strokeDashoffset: { '200%': '100%' }, radius: 150, radiusY: 10, y: '1.1em', angle: -10, duration: 2000, delay: 1000 }).then({ strokeWidth: { '5em': '1em' }, strokeDashoffset: { '100%': '-200%' }, duration: 2000, delay: 10000 });const timelineText = new mojs.Timeline({ repeat: 2018 }).add(underline).play();// Fire off the explosionsconst timeline = new mojs.Timeline({ repeat: 2018 }).add([fw1, fw2]).play();// Create sounds// var explosion = new Audio("https://www.freesound.org/data/previews/21/21410_21830-lq.mp3"); // buffers automatically when created// explosion.play();
结论
所有代码拷贝后即可运行，如果有问题的可以联系作者！