What does this mr do?

This makes sure the get next button is always visible, even when the course name is too long.

Actions taken to fix bug

Limit width of buttons, links and forms. Make the overflow-wrap to be word-break.

Screenshots

Before

After

Does this MR meet the acceptance criteria?

• I have added a changelog entry to reflect the significant changes I made and the bug I fixed.
• A test was created to test the bug.
• I have updated the documentation accordingly.
• I adhere to the style guide.

Closes #136 (closed)