---
id: 5d822fd413a79914d39e9924
title: Part 91
challengeType: 0
dashedName: part-91
---
# --description--
Add your `building-wrap` class to the `fb3` element to center the sections.
# --hints--
test-text
```js
assert($('.fb3.building-wrap').length === 1);
```
# --seed--
## --seed-contents--
```html
freeCodeCamp Skyline Project
```
# --solutions--
```html
freeCodeCamp Skyline Project
```