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Below is the html code for this video.
index.html
<!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>Happy Diwali</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<div class="text-container">
<h1 class="reveal-title">Happy Diwali</h1>
<p>
<span>With gleam of auspicious diyas and the holy chants,</span>
<span>may happiness and prosperity fill your life forever!</span>
</p>
</div>
<div class="container">
<div class="shadow"></div>
<div class="diya">
<div class="line1"></div>
<div class="line2"></div>
<div class="dots"></div>
</div>
<div class="light-flare">
<div class="light"></div>
<div class="flame"></div>
</div>
</div>
<canvas id="firework-bg"></canvas>
<script src="index.js"></script>
</body>
</html>Below is the css code for this video.
style.css
*, *::before, *::after {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
height: 100vh;
background-color: #ffffff;
background-image: linear-gradient(#ff000080, #ffa50080);
}
.text-container {
position: absolute;
color: #ffffff;
margin: 1.25% 25% 0;
width: 50%;
text-align: center;
}
.reveal-title, .reveal-title::after {
animation-delay: 1s;
animation-iteration-count: 1;
animation-duration: 800ms;
animation-fill-mode: both;
animation-timing-function: cubic-bezier(0.0, 0.0, 0.25, 1);
}
.reveal-title {
position: relative;
font-family: cursive;
font-size: 54px;
padding: 1.25% 0 2.5%;
white-space: nowrap;
animation-name: revealTitle;
}
.reveal-title::after {
content: "";
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
background-color: #fdf1c2;
transform: scaleX(0);
transform-origin: 0 50%;
z-index: 2;
animation-name: titleOverlay;
pointer-events: none;
}
@keyframes revealTitle {
from {
clip-path: inset(0 100% 0 0);
}
to {
clip-path: inset(0 0 0 0);
}
}
@keyframes titleOverlay {
0%, 50% {
transform-origin: 0 50%;
}
60% {
transform: scaleX(1);
transform-origin: 100% 50%;
}
100% {
transform: scaleX(0);
transform-origin: 100% 50%;
}
}
p {
font-family: 'Courier New', Courier, monospace;
font-size: 18px;
line-height: 2;
}
p span {
display: block;
opacity: 0;
animation: showMe 2s forwards 2.5s;
}
.container {
position: absolute;
left: 50%;
bottom: 0;
transform: translateX(-50%);
height: 500px;
width: 500px;
opacity: 0;
animation: showMe 2s forwards 5s;
}
@keyframes showMe {
from {
opacity: 0;
}
to {
opacity: 1;
}
}
.shadow {
position: absolute;
left: 0;
bottom: 30px;
right: 0;
height: 60px;
width: 320px;
background-color: #80808040;
border-radius: 50%;
margin: auto;
}
.diya {
position: absolute;
left: 0;
bottom: 50px;
right: 0;
height: 150px;
width: 300px;
background-color: #fdcf0f;
border-radius: 0 0 150px 150px;
margin: auto;
overflow: hidden;
}
.line1, .line2 {
position: absolute;
left: -10px;
height: 60px;
width: 320px;
border: none;
border-bottom: 8px solid #ffffff;
border-radius: 50%;
}
.line2 {
top: 60px;
}
.dots {
position: absolute;
top: 30px;
left: -10px;
height: 60px;
width: 320px;
border: none;
border-bottom: 10px dotted #fd500a;
border-radius: 50%;
}
.light-flare {
position: absolute;
left: 0;
bottom: 170px;
right: 0;
height: 60px;
width: 300px;
background-color: #fd500a;
border-radius: 50%;
margin: auto;
}
.light {
position: absolute;
left: -15px;
bottom: 0;
height: 330px;
width: 330px;
background-color: #fff34f40;
border-radius: 50%;
}
.light::before, .light::after {
content: "";
position: absolute;
height: 120px;
width: 120px;
background-color: #fff34f80;
border-radius: 50%;
animation: shiningLight 4s linear infinite;
}
.light::before {
bottom: 30px;
right: 60px;
}
.light::after {
top: 50px;
left: 80px;
animation-delay: 1s;
}
@keyframes shiningLight {
50% {
transform: scale(0.75);
opacity: 0.25;
}
}
.flame {
position: absolute;
left: 0;
bottom: 36px;
right: 0;
transform: rotate(-45deg);
height: 170px;
width: 170px;
background-color: #fdf1c2;
border-radius: 160px 0;
margin: auto;
animation: burningFlame 4s infinite;
}
.flame::after {
content: "";
position: absolute;
bottom: 0;
height: 120px;
width: 120px;
background-color: #ffbd2e80;
border-radius: 120px 0;
}
@keyframes burningFlame {
50% {
bottom: 42px;
transform: rotate(-45deg) scale(1.1);
}
}Below is the javascript code for this video.
index.js
window.addEventListener("resize", resizeCanvas, false);
window.addEventListener("DOMContentLoaded", onLoad, false);
window.requestAnimationFrame = window.requestAnimationFrame || function (callback) { window.setTimeout(callback, 1000 / 60); };
var canvas, ctx, w, h, particles = [], probability = 0.05, xPoint, yPoint;
function resizeCanvas() {
window.scrollTo(0, 0);
if (!!canvas) {
canvas.width = window.innerWidth;
w = window.innerWidth;
canvas.height = window.innerHeight;
h = window.innerHeight;
}
}
function onLoad() {
window.scrollTo(0, 0);
canvas = document.getElementById("firework-bg");
ctx = canvas.getContext("2d");
resizeCanvas();
setTimeout(() => window.requestAnimationFrame(updateBg), 7500);
}
function updateBg() {
window.scrollTo(0, 0);
update();
fireInSky();
window.requestAnimationFrame(updateBg);
}
function update() {
if (particles.length < 500 && Math.random() < probability) {
createFirework();
}
var alive = [];
for (var i = 0; i < particles.length; i++) {
if (particles[i].move()) {
alive.push(particles[i]);
}
}
particles = alive;
}
function fireInSky() {
ctx.globalCompositeOperation = "source-over";
ctx.fillStyle = `rgba( ${Math.random() * 33}, ${Math.random() * 33}, ${Math.random() * 33}, 0.25)`;
ctx.fillRect(0, 0, w, h);
ctx.globalCompositeOperation = "lighter";
for (var i = 0; i < particles.length; i++) {
particles[i].draw(ctx);
}
}
function createFirework() {
xPoint = Math.random() * (w - 200) + 100;
yPoint = Math.random() * (h - 200) + 100;
var nFire = Math.random() * 50 + 100;
var c = `rgb( ${Math.random() * 200 + 55}, ${Math.random() * 200 + 55}, ${Math.random() * 200 + 55})`;
for (var i = 0; i < nFire; i++) {
var particle = new Particle();
particle.color = c;
var vy = Math.sqrt(25 - particle.vx * particle.vx);
if (Math.abs(particle.vy) > vy) {
particle.vy = particle.vy > 0 ? vy : -vy;
}
particles.push(particle);
}
}
function Particle() {
this.w = this.h = Math.random() * 4 + 1;
this.x = xPoint - this.w / 2;
this.y = yPoint - this.h / 2;
this.vx = (Math.random() - 0.5) * 10;
this.vy = (Math.random() - 0.5) * 10;
this.alpha = Math.random() * 0.5 + 0.5;
this.color;
}
Particle.prototype = {
gravity: 0.05,
move: function () {
this.x += this.vx;
this.vy += this.gravity;
this.y += this.vy;
this.alpha -= 0.01;
if (this.x <= -this.w || this.x >= screen.width || this.y >= screen.height || this.alpha <= 0) {
return false;
}
return true;
},
draw: function (c) {
c.save();
c.beginPath();
c.translate(this.x + (this.w / 2), this.y + (this.h / 2));
c.arc(0, 0, this.w, 0, Math.PI * 2);
c.fillStyle = this.color;
c.globalAlpha = this.alpha;
c.closePath();
c.fill();
c.restore();
}
};Thanks for visiting