 Implement design for blog article structure

```meta
Estimate: 1h
Due:
Reward: 1255 DOGE
```
```gherkin
Scenario: Article layout
Given a user is on the Peak Shift website
When they select a blog article
Then they see a short introduction of the topic's problem
And 4-8 argument points that can expand using a  "read more"
And a conclusion
```