Install
That writes one file:compositions/yt-prism-title.html.
Add it to your video
It runs for 6 seconds at 1920×1080. Paste this into your composition:index.html
<div
data-composition-id="yt-prism-title"
data-composition-src="compositions/yt-prism-title.html"
data-start="0"
data-duration="6"
data-track-index="1"
data-width="1920"
data-height="1080"
></div>
data-start. Put it on a different timeline row with
data-track-index. See data attributes for the rest.
Source
yt-prism-title.html
yt-prism-title.html
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<script src="https://cdn.jsdelivr.net/npm/gsap@3.14.2/dist/gsap.min.js"></script>
<style>
*,
*::before,
*::after {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
background: transparent;
overflow: hidden;
}
#yt-pt-root {
/* ---- yt tokens: override in the host to re-skin the family ---- */
--yt-font: "Inter", -apple-system, sans-serif;
--yt-cyan: #35c8d9;
--yt-prism-r: #ff2a4d;
--yt-prism-b: #2a7fff;
position: relative;
width: 1920px;
height: 1080px;
overflow: hidden;
background: transparent; /* overlays footage, a yt-lcd board, anything */
font-family: var(--yt-font);
}
#yt-pt-bow {
position: absolute;
inset: 0;
display: flex;
align-items: center;
justify-content: center;
}
#yt-pt-line {
position: relative;
font-weight: 700;
line-height: 1;
letter-spacing: -0.02em;
white-space: nowrap;
}
.yt-pt-copy {
position: absolute;
inset: 0;
}
.yt-pt-copy.r {
color: var(--yt-prism-r);
}
.yt-pt-copy.b {
color: var(--yt-prism-b);
}
#yt-pt-main {
position: relative;
}
</style>
</head>
<body>
<div
id="yt-pt-root"
data-composition-id="yt-prism-title"
data-start="0"
data-duration="6"
data-width="1920"
data-height="1080"
>
<div id="yt-pt-bow"></div>
<div
id="yt-pt-drv"
class="clip"
data-start="0"
data-duration="6"
data-track-index="0"
style="position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none"
></div>
</div>
<script>
(function () {
window.__timelines = window.__timelines || {};
/* ---- published parameters (inspector-style CONFIG) ----
The cyan hero title with the full treatment stack, on a
transparent root — drop it over footage or a yt-lcd board. */
var CONFIG = {
title: "yt-prism",
fontSize: 260,
color: "#35c8d9", // bright cyan, for dark footage/boards (1.66:1 on light paper fails AA); use a darker cyan e.g. "#0f7d8a" on light boards
blur: 2.5, // resting blur px
prism: { enabled: true, offset: 4 },
bow: { enabled: true, deg: 6 },
drift: true, // slow scale breath while held
x: null, // null = centered
y: null,
animationIn: true,
animationOut: true,
};
var DUR = 6;
function clamp(v, lo, hi) {
return Math.min(hi, Math.max(lo, v));
}
var IN = clamp(DUR * 0.08, 0.3, 0.8);
var OUT = clamp(DUR * 0.06, 0.25, 0.6);
var root = document.getElementById("yt-pt-root");
var bow = document.getElementById("yt-pt-bow");
/* build: prism copies behind the main fill */
var line = document.createElement("div");
line.id = "yt-pt-line";
line.style.fontSize = CONFIG.fontSize + "px";
["r", "b"].forEach(function (ch) {
if (!CONFIG.prism.enabled) return;
var c = document.createElement("div");
c.className = "yt-pt-copy " + ch;
c.textContent = CONFIG.title;
line.appendChild(c);
});
var main = document.createElement("div");
main.id = "yt-pt-main";
main.textContent = CONFIG.title;
main.style.color = CONFIG.color;
line.appendChild(main);
bow.appendChild(line);
if (CONFIG.bow.enabled) {
bow.style.transform = "perspective(950px) rotateX(" + CONFIG.bow.deg + "deg)";
}
if (CONFIG.x !== null || CONFIG.y !== null) {
bow.style.justifyContent = CONFIG.x === null ? "center" : "flex-start";
bow.style.alignItems = CONFIG.y === null ? "center" : "flex-start";
if (CONFIG.x !== null) line.style.marginLeft = CONFIG.x + "px";
if (CONFIG.y !== null) line.style.marginTop = CONFIG.y + "px";
}
var O = CONFIG.prism.offset;
var tl = gsap.timeline({ paused: true });
/* entrance: focus in from heavy blur, prism settles wide -> resting */
if (CONFIG.animationIn) {
gsap.set(bow, { opacity: 0, filter: "blur(18px)" });
tl.to(bow, { opacity: 1, duration: IN * 1.4, ease: "power2.out" }, 0.1);
tl.to(
bow,
{ filter: "blur(" + CONFIG.blur + "px)", duration: IN * 2.4, ease: "power2.out" },
0.1,
);
if (CONFIG.prism.enabled) {
gsap.set(".yt-pt-copy.r", { x: -O * 4.5, opacity: 0.45 });
gsap.set(".yt-pt-copy.b", { x: O * 4.5, opacity: 0.45 });
tl.to(
".yt-pt-copy.r",
{ x: -O, opacity: 0.85, duration: IN * 2.4, ease: "power2.out" },
0.1,
);
tl.to(
".yt-pt-copy.b",
{ x: O, opacity: 0.85, duration: IN * 2.4, ease: "power2.out" },
0.1,
);
}
} else {
gsap.set(bow, { filter: "blur(" + CONFIG.blur + "px)" });
if (CONFIG.prism.enabled) {
gsap.set(".yt-pt-copy.r", { x: -O, opacity: 0.85 });
gsap.set(".yt-pt-copy.b", { x: O, opacity: 0.85 });
}
}
/* ambient: slow scale breath + prism wobble */
if (CONFIG.drift) {
tl.to(line, { scale: 1.035, duration: DUR - 1, ease: "sine.out" }, 0.4);
}
if (CONFIG.prism.enabled) {
tl.to(
".yt-pt-copy.r",
{ x: -O - 1.4, duration: 1.9, ease: "sine.inOut", yoyo: true, repeat: 1 },
1.4,
);
tl.to(
".yt-pt-copy.b",
{ x: O + 1.4, duration: 1.9, ease: "sine.inOut", yoyo: true, repeat: 1 },
1.4,
);
}
/* exit + hard kill */
if (CONFIG.animationOut) {
tl.to(
bow,
{ opacity: 0, filter: "blur(12px)", duration: OUT, ease: "power2.in" },
DUR - OUT - 0.05,
);
}
tl.set(root, { visibility: "hidden" }, DUR - 0.02);
window.__timelines["yt-prism-title"] = tl;
})();
</script>
</body>
</html>
typography title-card creator.