If you are looking to add some uniqueness to you site having an angled header might be a good place to start. It’s easily achieved using only CSS as seen in this snippet designed by Chris. It’s not limited to headers, you can use the same effect for any sections on the page.
If you are having trouble with the pen, try the archived copy on GitHub
Angled Section Snippet
See the Pen Simple Slanted Header by Chris (@BadMoodTaylor) on CodePen.0