Animaciones impulsadas por desplazamiento Detección de desplazamiento

2,553 Andev.web

Abrir en el editor Publica tu código

Animaciones impulsadas por desplazamiento Detección de desplazamiento

Recomendado

29 August 2025

Ejemplo de contenedor de animación CSS

24 August 2025

Blog de tecnología: Plantilla HTML de tecnología y software

5 July 2025

Ejemplo de selector de fecha HTML

HTML

<!DOCTYPE html>
<html lang="en" >
<head>
  <meta charset="UTF-8">
  <title>Andev Web</title>
  <link rel="stylesheet" href="./style.css">

</head>
<body>
<ul class="titles transparent">
	<li>One</li>
	<li>Two</li>
	<li>Three</li>
	<li>Four</li>
	<li>Five</li>
	<li>Six</li>
	<li>Seven</li>
	<li>Eight</li>
</ul>
<ul class="titles fill">
	<li>One</li>
	<li>Two</li>
	<li>Three</li>
	<li>Four</li>
	<li>Five</li>
	<li>Six</li>
	<li>Seven</li>
	<li>Eight</li>
</ul>
<div class="panels">
	<div class="panel"><img src="https://picsum.photos/seed/1/1600/900" alt="photo" height="900" width="1600"></div>
	<div class="panel"><img src="https://picsum.photos/seed/2/1600/900" alt="photo" height="900" width="1600"></div>
	<div class="panel"><img src="https://picsum.photos/seed/3/1600/900" alt="photo" height="900" width="1600"></div>
	<div class="panel"><img src="https://picsum.photos/seed/4/1600/900" alt="photo" height="900" width="1600"></div>
	<div class="panel"><img src="https://picsum.photos/seed/5/1600/900" alt="photo" height="900" width="1600"></div>
	<div class="panel"><img src="https://picsum.photos/seed/6/1600/900" alt="photo" height="900" width="1600"></div>
	<div class="panel"><img src="https://picsum.photos/seed/7/1600/900" alt="photo" height="900" width="1600"></div>
	<div class="panel"><img src="https://picsum.photos/seed/8/1600/900" alt="photo" height="900" width="1600"></div>
</div>

<div class="warning">
	<p>⚠️ Your browser does not support CSS Scroll-Linked Animations with <code>view-timeline</code>. Please use Chrome Canary 115+ to check out this demo.</p>
</div>
  
</body>
</html>

CSS

@property --scroll-position {
	syntax: "<number>";
	inherits: true;
	initial-value: 0;
}
@property --scroll-position-delayed {
	syntax: "<number>";
	inherits: true;
	initial-value: 0;
}

@keyframes adjust-pos {
	to {
		--scroll-position: 1;
		--scroll-position-delayed: 1;
	}
}

:root {
	animation: adjust-pos 0.01s linear both;
	animation-timeline: scroll(root);
}

body {
	transition: --scroll-position-delayed 0.15s linear;
	--scroll-velocity: calc(
		var(--scroll-position) - var(--scroll-position-delayed)
	);
}

html {
	background: #666;
}

html {
	scroll-snap-type: y mandatory;
}

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

ul {
	list-style: none;
	pointer-events: none;
	line-height: 1;
	display: block;
}
ul li {
	display: block;
	line-height: 1;
}
.panel {
	scroll-snap-align: center;
	height: 100dvh;
	border: 2px solid #333;
	background: rgb(0 0 0 / 0.15);
	z-index: -1;
}

.panel img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	filter: brightness(30%);
}

@keyframes slide-up {
	to {
		translate: 0 var(--end-pos);
	}
}

.titles {
	position: fixed;
	z-index: 2;
	top: 50dvh;
	font-size: 25dvh;
	left: 0;
	right: 0;
	text-align: center;

animation: slide-up 0.01s linear;
	animation-timeline: scroll(root block);

font-family: impact;
	text-transform: uppercase;
	letter-spacing: 1px;

--num-children: 8;
	--num-children-1: calc(var(--num-children) - 1);
	--size-per-child: calc(100% / var(--num-children));

--half-size-per-child: calc(var(--size-per-child) / 2);
	--start-pos: calc(var(--half-size-per-child) * -1);
	--end-pos: calc(-100% + var(--half-size-per-child));
	translate: 0 var(--start-pos);
}

.titles.transparent {
	color: transparent;
	-webkit-text-stroke: 1px rgb(255 255 255 / 0.7);
	text-stroke: 1px rgb(255 255 255 / 0.7);
}

.titles.fill {
	color: hotpink;

--y-per-child: calc(1 / var(--num-children));
	--cur-child: calc((var(--scroll-position) / var(--y-per-child)) + 1);
	--cur-child-1: calc(var(--cur-child) - 1);

--clip-min: 0;
	--clip-max: calc(100% - var(--size-per-child));
	--clip-per-child: calc(var(--clip-max) / var(--num-children));
	--fix: calc(
		var(--clip-per-child) / 8
	);
	--extra: 1%;
	clip-path: inset(
		calc((var(--cur-child-1) * var(--clip-per-child)) - var(--extra)) 0%
			calc(
				(100% - (var(--cur-child) * var(--clip-per-child)) - var(--fix)) -
					var(--extra)
			)
			0%
	);
}

.titles li {
	will-change: transform;
	transform-origin: 50% 50%;
	transform: skewY(calc(var(--scroll-velocity) * -75deg));
}

.warning {
	border: 1px solid black;
	z-index: 9999;
	color: black;
	background: rgba(255 255 225 / 0.9);
	z-index: 1;

position: fixed;
	top: 1em;
	left: 1em;
	right: 1em;
	text-align: center;
}

.warning p {
	margin: 1em 0;
}
@supports (view-timeline: --works) {
	.warning {
		display: none;
	}
}