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---
id: 5d8a4cfbe6b6180ed9a1c9e1
title: Part 4
challengeType: 0
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dashedName: part-4
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---
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# --description--
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Below the title, link to your external stylesheet by adding a `link` element with a `rel` attribute of `stylesheet` and an `href` attribute of `./dashboard.css` . Remember that link elements do not need a closing tag. You will be adding some styles to this file shortly.
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# --hints--
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test-text
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```js
const link = code.match(/< link \s+[ \s\S]+?[^ > ]>/gi)[0];
assert(
/rel\s*=\s*('|")\s*stylesheet\s*\1/gi.test(link) &&
/href\s*=\s*('|")\s*(.\/)?dashboard\.css\s*\1/gi.test(link)
);
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```
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# --seed--
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## --seed-contents--
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```html
<!DOCTYPE html>
< html >
< head >
< title > D3 Dashboard< / title >
< / head >
< body >
< / body >
< / html >
```
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# --solutions--
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```html
<!DOCTYPE html>
< html >
< head >
< title > D3 Dashboard< / title >
< link rel = "stylesheet" href = "./dashboard.css" >
< / head >
< body >
< / body >
< / html >
```
