08Odometer-style rolling digits
Each digit place gets its own vertical strip of 0–9 that rolls via translateY to the target digit, like a mechanical gauge where columns spin independently.
Best forRetro-style counters, game scoreboards, kiosk queue-number displays
translateY 스트립자릿수별 독립기계식 계기판
<main class="stage">
<div class="stat">
<div class="odometer is-demo" aria-hidden="true">
<div class="digit">
<div class="digit__strip"><span>0</span><span>1</span><span>2</span><span>3</span><span>4</span><span>5</span><span>6</span><span>7</span><span>8</span><span>9</span></div>
</div>
<div class="digit">
<div class="digit__strip"><span>0</span><span>1</span><span>2</span><span>3</span><span>4</span><span>5</span><span>6</span><span>7</span><span>8</span><span>9</span></div>
</div>
<div class="digit">
<div class="digit__strip"><span>0</span><span>1</span><span>2</span><span>3</span><span>4</span><span>5</span><span>6</span><span>7</span><span>8</span><span>9</span></div>
</div>
</div>
<span class="odometer__sr">128</span>
<span class="stat__label">Points earned</span>
</div>
</main>@use "../../../../site/static/demo-tokens" as *;
// ── 변수 3개 ──────────────────────────────────────────
$duration: $dur-loop;
$easing: $ease-pop;
$color: $subject-blue;
@include stage($stage-paper);
.stat {
display: flex;
flex-direction: column;
align-items: center;
gap: clamp(6px, 2vw, 10px);
}
.odometer {
display: flex;
gap: 3px;
}
$cell: clamp(30px, 9vw, 44px);
.digit {
width: clamp(20px, 6vw, 28px);
height: $cell;
overflow: hidden; // 스트립에서 지금 칸 하나만 보인다
border-radius: 4px;
background: rgba(23, 20, 26, .06);
&__strip {
transform: translateY(0); // 10칸 스트립이라 한 칸 = 10%. 값은 keyframes 가 직접 준다
span {
height: $cell;
display: flex;
align-items: center;
justify-content: center;
font-weight: 800; font-size: clamp(16px, 5vw, 22px); line-height: 1; font-family: inherit;
font-variant-numeric: tabular-nums;
color: $color;
}
}
}
.odometer__sr {
position: absolute;
width: 1px; height: 1px;
overflow: hidden;
clip-path: inset(50%);
white-space: nowrap;
}
.stat__label {
font-weight: 600; font-size: clamp(11px, 3.2vw, 13px); line-height: 1; font-family: inherit;
color: rgba(23, 20, 26, .6);
}
// 세 자리가 "1" "2" "8" 로 각각 다르게 굴러 "128" 이 된다
.odometer.is-demo .digit:nth-child(1) .digit__strip { animation: roll-1 $duration $easing infinite; }
.odometer.is-demo .digit:nth-child(2) .digit__strip { animation: roll-2 $duration $easing infinite; }
.odometer.is-demo .digit:nth-child(3) .digit__strip { animation: roll-8 $duration $easing infinite; }
// translateY 는 실수로 보간되는 표준 속성이라 스트립이 매 프레임 부드럽게 굴러간다
// (정수 커스텀 속성으로 자리를 옮기면 값이 0→1 처럼 한 계단만 있어 눈에 보이는 중간 프레임이 거의 없다)
@keyframes roll-1 { 0% { transform: translateY(0); } 60% { transform: translateY(-10%); } 100% { transform: translateY(-10%); } }
@keyframes roll-2 { 0% { transform: translateY(0); } 60% { transform: translateY(-20%); } 100% { transform: translateY(-20%); } }
@keyframes roll-8 { 0% { transform: translateY(0); } 60% { transform: translateY(-80%); } 100% { transform: translateY(-80%); } }
@media (prefers-reduced-motion: reduce) {
.odometer.is-demo .digit:nth-child(1) .digit__strip { animation: none; transform: translateY(-10%); }
.odometer.is-demo .digit:nth-child(2) .digit__strip { animation: none; transform: translateY(-20%); }
.odometer.is-demo .digit:nth-child(3) .digit__strip { animation: none; transform: translateY(-80%); }
}html, body {
margin: 0;
overflow: hidden;
}
.stage {
box-sizing: border-box;
min-height: 100vh;
display: grid;
place-items: center;
margin: 0;
background: #ffffff;
font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
padding: clamp(8px, 4vw, 24px);
}
.stat {
display: flex;
flex-direction: column;
align-items: center;
gap: clamp(6px, 2vw, 10px);
}
.odometer {
display: flex;
gap: 3px;
}
.digit {
width: clamp(20px, 6vw, 28px);
height: clamp(30px, 9vw, 44px);
overflow: hidden;
border-radius: 4px;
background: rgba(23, 20, 26, 0.06);
}
.digit__strip {
transform: translateY(0);
}
.digit__strip span {
height: clamp(30px, 9vw, 44px);
display: flex;
align-items: center;
justify-content: center;
font-weight: 800;
font-size: clamp(16px, 5vw, 22px);
line-height: 1;
font-family: inherit;
font-variant-numeric: tabular-nums;
color: #2f6df6;
}
.odometer__sr {
position: absolute;
width: 1px;
height: 1px;
overflow: hidden;
clip-path: inset(50%);
white-space: nowrap;
}
.stat__label {
font-weight: 600;
font-size: clamp(11px, 3.2vw, 13px);
line-height: 1;
font-family: inherit;
color: rgba(23, 20, 26, 0.6);
}
.odometer.is-demo .digit:nth-child(1) .digit__strip {
animation: roll-1 2s cubic-bezier(0.2, 1.4, 0.4, 1) infinite;
}
.odometer.is-demo .digit:nth-child(2) .digit__strip {
animation: roll-2 2s cubic-bezier(0.2, 1.4, 0.4, 1) infinite;
}
.odometer.is-demo .digit:nth-child(3) .digit__strip {
animation: roll-8 2s cubic-bezier(0.2, 1.4, 0.4, 1) infinite;
}
@keyframes roll-1 {
0% {
transform: translateY(0);
}
60% {
transform: translateY(-10%);
}
100% {
transform: translateY(-10%);
}
}
@keyframes roll-2 {
0% {
transform: translateY(0);
}
60% {
transform: translateY(-20%);
}
100% {
transform: translateY(-20%);
}
}
@keyframes roll-8 {
0% {
transform: translateY(0);
}
60% {
transform: translateY(-80%);
}
100% {
transform: translateY(-80%);
}
}
@media (prefers-reduced-motion: reduce) {
.odometer.is-demo .digit:nth-child(1) .digit__strip {
animation: none;
transform: translateY(-10%);
}
.odometer.is-demo .digit:nth-child(2) .digit__strip {
animation: none;
transform: translateY(-20%);
}
.odometer.is-demo .digit:nth-child(3) .digit__strip {
animation: none;
transform: translateY(-80%);
}
}import type { CSSProperties } from "react";
import styles from "./OdometerRoll.module.scss";
export type OdometerRollProps = {
/** 3자리 정수 (0~999) */
value: number;
label: string;
duration?: number;
easing?: string;
color?: string;
};
type Vars = CSSProperties & { "--duration"?: string; "--easing"?: string; "--color"?: string; "--d-target"?: number };
const DIGITS = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
export default function OdometerRoll({
value, label, duration = 2000, easing = "cubic-bezier(.2,1.4,.4,1)", color = "#2f6df6",
}: OdometerRollProps) {
const digits = String(value).padStart(3, "0").split("").map(Number);
return (
<div className={styles.stat}>
<div className={styles.odometer} aria-hidden="true">
{digits.map((d, i) => {
const vars: Vars = {
"--duration": `${duration}ms`,
"--easing": easing,
"--color": color,
"--d-target": d,
};
return (
<div className={styles.digit} key={i}>
<div className={styles.strip} style={vars}>
{DIGITS.map((n) => <span key={n}>{n}</span>)}
</div>
</div>
);
})}
</div>
<span className={styles.sr}>{value}</span>
<span className={styles.label}>{label}</span>
</div>
);
}08 Odometer-style rolling digits — Measured area 0.96% · moving frames 15/23Original by GODRICH · SCSS and React ship in the zip · 9 CSS Number Counter Animations — Copy-Paste Ready
The post this demo lives in
9 CSS Number Counter Animations — Copy-Paste ReadyA css number counter animation counts digits from zero to a target value with a single CSS property, no JavaScript neede See all demos in this post
