* {
box-sizing: border-box;
}
body {
background: #111;
min-height: 100vh;
padding: 0;
margin: 0;
}
.gallery {
position: absolute;
width: 100%;
height: 100vh;
overflow: hidden;
}
.cards {
position: absolute;
width: 14rem;
height: 18rem;
top: 40%;
left: 50%;
transform: translate(-50%, -50%);
}
.cards li {
list-style: none;
padding: 0;
margin: 0;
width: 14rem;
height: 18rem;
text-align: center;
line-height: 18rem;
font-size: 2rem;
font-family: sans-serif;
background-color: #9d7cce;
position: absolute;
top: 0;
left: 0;
border-radius: 0.8rem;
}
.actions {
position: absolute;
bottom: 25px;
left: 50%;
transform: translateX(-50%);
}
button {
display:inline-block;
outline: none;
border: none;
padding: 8px 14px;
background: #414141;
background-image: -webkit-linear-gradient(top, #575757, #414141);
background-image: -moz-linear-gradient(top, #575757, #414141);
background-image: -ms-linear-gradient(top, #575757, #414141);
background-image: -o-linear-gradient(top, #575757, #414141);
background-image: linear-gradient(to bottom, #575757, #414141);
text-shadow: 0px 1px 0px #414141;
-webkit-box-shadow: 0px 1px 0px 414141;
-moz-box-shadow: 0px 1px 0px 414141;
box-shadow: 0px 1px 0px 414141;
color: #ffffff;
text-decoration: none;
margin: 0 auto 10px;
-webkit-border-radius: 4;
-moz-border-radius: 4;
border-radius: 4px;
padding: 12px 25px;
font-family: "Signika Negative", sans-serif;
text-transform: uppercase;
font-weight: 600;
cursor: pointer;
font-size: 13px;
line-height: 18px;
}
button:hover {
background: #57a818;
background-image: -webkit-linear-gradient(top, #57a818, #4d9916);
background-image: -moz-linear-gradient(top, #57a818, #4d9916);
background-image: -ms-linear-gradient(top, #57a818, #4d9916);
background-image: -o-linear-gradient(top, #57a818, #4d9916);
background-image: linear-gradient(to bottom, #57a818, #4d9916);
text-shadow: 0px 1px 0px #32610e;
-webkit-box-shadow: 0px 1px 0px fefefe;
-moz-box-shadow: 0px 1px 0px fefefe;
box-shadow: 0px 1px 0px fefefe;
color: #ffffff;
text-decoration: none;
}
button {
font-size: 20px;
font-weight: 400;
}
a {
color: #88ce02;
text-decoration: none;
}
a:hover {
text-decoration: underline;
}
gsap.registerPlugin(ScrollTrigger);
let iteration = 0; // gets iterated when we scroll all the way to the end or start and wraps around - allows us to smoothly continue the playhead scrubbing in the correct direction.
const spacing = 0.1, // spacing of the cards (stagger)
snap = gsap.utils.snap(spacing), // we'll use this to snap the playhead on the seamlessLoop
cards = gsap.utils.toArray('.cards li'),
seamlessLoop = buildSeamlessLoop(cards, spacing),
scrub = gsap.to(seamlessLoop, { // we reuse this tween to smoothly scrub the playhead on the seamlessLoop
totalTime: 0,
duration: 0.5,
ease: "power3",
paused: true
}),
trigger = ScrollTrigger.create({
start: 0,
onUpdate(self) {
if (self.progress === 1 && self.direction > 0 && !self.wrapping) {
wrapForward(self);
} else if (self.progress < 1e-5 && self.direction < 0 && !self.wrapping) {
wrapBackward(self);
} else {
scrub.vars.totalTime = snap((iteration + self.progress) * seamlessLoop.duration());
scrub.invalidate().restart(); // to improve performance, we just invalidate and restart the same tween. No need for overwrites or creating a new tween on each update.
self.wrapping = false;
}
},
end: "+=3000",
pin: ".gallery"
});
function wrapForward(trigger) { // when the ScrollTrigger reaches the end, loop back to the beginning seamlessly
iteration++;
trigger.wrapping = true;
trigger.scroll(trigger.start + 1);
}
.
.
.
자세한 소스는 데모 사이트나 첨부파일을 통해 확인 가능합니다.
