---
id: 60a3e3396c7b40068ad69988
title: Step 30
challengeType: 0
dashedName: step-30
---
# --description--
Set the `height` of `.three` to `28%`.
# --hints--
You should set the `height` property to `28%`.
```js
const hasHeight = new __helpers.CSSHelp(document).getCSSRules().some(x => x.style.height === '28%');
assert(hasHeight);
```
Your `.three` element should have a `height` value of `28%`.
```js
const threeHeight = new __helpers.CSSHelp(document).getStyle('.three')?.getPropertyValue('height');
assert(threeHeight === '28%');
```
# --seed--
## --seed-contents--
```css
.canvas {
width: 500px;
height: 600px;
background-color: #4d0f00;
overflow: hidden;
}
.frame {
border: 50px solid black;
width: 500px;
padding: 50px;
margin: 20px auto;
}
.one {
width: 425px;
height: 150px;
background-color: #efb762;
margin: 20px auto;
}
.two {
width: 475px;
height: 200px;
background-color: #8f0401;
margin: auto;
}
.three {
width: 91%;
--fcc-editable-region--
--fcc-editable-region--
}
```
```html
Rothko Painting
```