Add function to calculate the size of 'job offers' and 'job offer details' sections based on size of header and footer.

Solution: move overflow property to inner div. Add calc to dinamically determine height of the div.

1. Modify getDescription function to force h3 headers and capitalize them.
2. Add styles for headers and lists.
3. Remove company logo from job offer details section.

1. Add company name and number of days since the job was posted.
2. Style the new elements.

and the way they are displayed in the 'teams' view.
 More descriptive file naming/structure.