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Setup: External Scripts
External Scripts in Webflow
Make sure to always put the External Scripts before the Javascript step of the resource.
In this video you learn where to put these in your Webflow project? Or how to include a paid GSAP Club plugin in your project?
HTML
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<script src="https://cdn.jsdelivr.net/npm/gsap@3.12.5/dist/gsap.min.js"></script>Step 1: Copy structure to Webflow
Copy structure to Webflow
In the video below we described how you can copy + paste the structure of this resource to your Webflow project.
Copy to Webflow
Webflow structure is not required for this resource.
Step 1: Add HTML
HTML
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<div class="transition">
<div class="transition-block"></div>
</div>HTML structure is not required for this resource.
Step 2: Add CSS
CSS
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.transition {
z-index: 100;
background-color: #ff4c24;
flex-flow: wrap;
grid-template-columns: repeat(8, 1fr);
place-content: center;
place-items: center;
width: 100%;
min-height: 100vh;
display: none;
position: fixed;
top: 0%;
left: 0%;
right: 0%;
}
.transition-block {
aspect-ratio: 1;
background-color: #ff4c24;
width: 100%;
}
@media screen and (max-width: 767px) {
.transition {
grid-template-columns: repeat(6, 1fr);
}
}
@media screen and (max-width: 479px) {
.transition {
grid-template-columns: repeat(4, 1fr);
}
}Step 2: Add custom Javascript
Custom Javascript in Webflow
In this video, Ilja gives you some guidance about using JavaScript in Webflow:
Step 2: Add Javascript
Step 3: Add Javascript
Javascript
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function adjustGrid() {
return new Promise((resolve) => {
const transition = document.querySelector('.transition');
// Get computed style of the grid and extract the number of columns
const computedStyle = window.getComputedStyle(transition);
const gridTemplateColumns = computedStyle.getPropertyValue('grid-template-columns');
const columns = gridTemplateColumns.split(' ').length; // Count the number of columns
const blockSize = window.innerWidth / columns;
const rowsNeeded = Math.ceil(window.innerHeight / blockSize);
// Update grid styles
transition.style.gridTemplateRows = `repeat(${rowsNeeded}, ${blockSize}px)`;
// Calculate the total number of blocks needed
const totalBlocks = columns * rowsNeeded;
// Clear existing blocks
transition.innerHTML = '';
// Generate blocks dynamically
for (let i = 0; i < totalBlocks; i++) {
const block = document.createElement('div');
block.classList.add('transition-block');
transition.appendChild(block);
}
// Resolve the Promise after grid creation is complete
resolve();
});
}
document.addEventListener("DOMContentLoaded", () => {
adjustGrid().then(() => {
let pageLoadTimeline = gsap.timeline({
onStart: () => {
gsap.set(".transition", { background: "transparent" });
},
onComplete: () => {
gsap.set(".transition", { display: "none" });
},
defaults: {
ease: "linear"
}
});
// Play the timeline only after the grid is ready
pageLoadTimeline.to(".transition-block", {
opacity: 0,
duration: 0.1,
stagger: { amount: 0.75, from: "random" },
}, 0.5);
});
// Pre-process all valid links
const validLinks = Array.from(document.querySelectorAll("a")).filter(link => {
const href = link.getAttribute("href") || "";
const hostname = new URL(link.href, window.location.origin).hostname;
return (
hostname === window.location.hostname && // Same domain
!href.startsWith("#") && // Not an anchor link
link.getAttribute("target") !== "_blank" && // Not opening in a new tab
!link.hasAttribute("data-transition-prevent") // No 'data-transition-prevent' attribute
);
});
// Add event listeners to pre-processed valid links
validLinks.forEach(link => {
link.addEventListener("click", (event) => {
event.preventDefault();
const destination = link.href;
// Show loading grid with animation
gsap.set(".transition", { display: "grid" });
gsap.fromTo(
".transition-block",
{ autoAlpha: 0 },
{
autoAlpha: 1,
duration: 0.001,
ease: "linear",
stagger: { amount: 0.5, from: "random" },
onComplete: () => {
window.location.href = destination;
}
}
);
});
});
window.addEventListener("pageshow", (event) => {
if (event.persisted) {
window.location.reload();
}
});
window.addEventListener('resize', adjustGrid);
});Step 3: Add custom CSS
Step 2: Add custom CSS
Custom CSS in Webflow
Curious about where to put custom CSS in Webflow? Ilja explains it in the below video:
CSS
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<style>
/* Place this CSS in your <head> code in the page settings */
/* Show grid on page load (it's set to display none in Webflow) */
.transition{ display: grid; }
/* Hide grid in the editor */
.w-editor .transition{ display: none; }
</style>Search
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Resource Details
Last updated
January 22, 2025
Type
The Vault
Category
Page Transitions
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Original source
Ilja van EckCreator Credits
We always strive to credit creators as accurately as possible. While similar concepts might appear online, we aim to provide proper and respectful attribution.