How to achieve continuous enlargement of CSS3 triangles-CSS Tutorial-php.cn

Home

Web Front-end

CSS Tutorial

How to achieve continuous enlargement of CSS3 triangles

醉折花枝作酒筹

Apr 12, 2021 am 11:01 AM

css3triangle

This article will introduce to you how to achieve continuous enlargement of CSS3 triangles. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to everyone.

How to achieve continuous enlargement of CSS3 triangles

CSS3 triangle continuous enlargement effect

Picture preview

How to achieve continuous enlargement of CSS3 triangles

##index.html code

<!DOCTYPE html><html lang="en">
	<head>
		<meta charset="UTF-8">
		<title>CSS3三角形不断放大特效</title>
		<link rel="stylesheet" href="css/style.css">
	</head>
	<body>
		<p class="wrapper">
			<svg class="triangle-canvas" viewBox="0 0 1000 1000" xmlns="http://www.w3.org/2000/svg">
				<polygon class="triangle triangle-1" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-2" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-3" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-4" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-5" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-6" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-7" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-8" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-9" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-10" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-11" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-12" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-13" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-14" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-15" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-16" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-17" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-18" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-19" points="500,200 759,650 241,650" />
				<polygon class="triangle triangle-20" points="500,200 759,650 241,650" />
			</svg>
		</p>
	</body></html>

style.css code

html {
	height: 100%;}body {
	padding: 0;
	margin: 0;
	height: 100%;
	background: #642B73;
	/* fallback for old browsers */
	/* Chrome 10-25, Safari 5.1-6 */
	background: linear-gradient(to left, #C6426E, #642B73);
	/* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */}.wrapper {
	overflow: hidden;
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;}.triangle-canvas {
	position: absolute;
	left: 50%;
	top: 50%;
	width: 100%;
	height: 100%;
	-webkit-transform: translate(-50%, -50%);
	transform: translate(-50%, -50%);}.triangle {
	fill: none;
	stroke: #fff;
	stroke-width: 15;
	-webkit-transform-origin: center center;
	transform-origin: center center;
	-webkit-animation: triangle-animation 10s linear infinite;
	animation: triangle-animation 10s linear infinite;}.triangle-1 {
	-webkit-animation-delay: 0s;
	animation-delay: 0s;}.triangle-2 {
	-webkit-animation-delay: -0.5s;
	animation-delay: -0.5s;}.triangle-3 {
	-webkit-animation-delay: -1s;
	animation-delay: -1s;}.triangle-4 {
	-webkit-animation-delay: -1.5s;
	animation-delay: -1.5s;}.triangle-5 {
	-webkit-animation-delay: -2s;
	animation-delay: -2s;}.triangle-6 {
	-webkit-animation-delay: -2.5s;
	animation-delay: -2.5s;}.triangle-7 {
	-webkit-animation-delay: -3s;
	animation-delay: -3s;}.triangle-8 {
	-webkit-animation-delay: -3.5s;
	animation-delay: -3.5s;}.triangle-9 {
	-webkit-animation-delay: -4s;
	animation-delay: -4s;}.triangle-10 {
	-webkit-animation-delay: -4.5s;
	animation-delay: -4.5s;}.triangle-11 {
	-webkit-animation-delay: -5s;
	animation-delay: -5s;}.triangle-12 {
	-webkit-animation-delay: -5.5s;
	animation-delay: -5.5s;}.triangle-13 {
	-webkit-animation-delay: -6s;
	animation-delay: -6s;}.triangle-14 {
	-webkit-animation-delay: -6.5s;
	animation-delay: -6.5s;}.triangle-15 {
	-webkit-animation-delay: -7s;
	animation-delay: -7s;}.triangle-16 {
	-webkit-animation-delay: -7.5s;
	animation-delay: -7.5s;}.triangle-17 {
	-webkit-animation-delay: -8s;
	animation-delay: -8s;}.triangle-18 {
	-webkit-animation-delay: -8.5s;
	animation-delay: -8.5s;}.triangle-19 {
	-webkit-animation-delay: -9s;
	animation-delay: -9s;}.triangle-20 {
	-webkit-animation-delay: -9.5s;
	animation-delay: -9.5s;}@-webkit-keyframes triangle-animation {
	0% {
		-webkit-transform: scale(0) rotate(0deg);
		transform: scale(0) rotate(0deg);
		opacity: 1;
	}

	100% {
		-webkit-transform: scale(3) rotate(45deg);
		transform: scale(3) rotate(45deg);
		opacity: 0;
	}}@keyframes triangle-animation {
	0% {
		-webkit-transform: scale(0) rotate(0deg);
		transform: scale(0) rotate(0deg);
		opacity: 1;
	}

	100% {
		-webkit-transform: scale(3) rotate(45deg);
		transform: scale(3) rotate(45deg);
		opacity: 0;
	}}

Recommended learning:

css video tutorial

The above is the detailed content of How to achieve continuous enlargement of CSS3 triangles. For more information, please follow other related articles on the PHP Chinese website!

Statement

This article is reproduced at:CSDN. If there is any infringement, please contact admin@php.cn delete

Two Images and an API: Everything We Need for Recoloring ProductsApr 15, 2025 am 11:27 AM

I recently found a solution to dynamically update the color of any product image. So with just one of a product, we can colorize it in different ways to show

Weekly Platform News: Impact of Third-Party Code, Passive Mixed Content, Countries with the Slowest ConnectionsApr 15, 2025 am 11:19 AM

In this week's roundup, Lighthouse sheds light on third-party scripts, insecure resources will get blocked on secure sites, and many country connection speeds

Options for Hosting Your Own Non-JavaScript-Based AnalyticsApr 15, 2025 am 11:09 AM

There are loads of analytics platforms to help you track visitor and usage data on your sites. Perhaps most notably Google Analytics, which is widely used

It's All In the Head: Managing the Document Head of a React Powered Site With React HelmetApr 15, 2025 am 11:01 AM

The document head might not be the most glamorous part of a website, but what goes into it is arguably just as important to the success of your website as its

What is super() in JavaScript?Apr 15, 2025 am 10:59 AM

What's happening when you see some JavaScript that calls super()?.In a child class, you use super() to call its parent’s constructor and super. to access its

Comparing the Different Types of Native JavaScript PopupsApr 15, 2025 am 10:48 AM

JavaScript has a variety of built-in popup APIs that display special UI for user interaction. Famously:

Why Are Accessible Websites so Hard to Build?Apr 15, 2025 am 10:45 AM

I was chatting with some front-end folks the other day about why so many companies struggle at making accessible websites. Why are accessible websites so hard