Website struggles with wide resolutions

[omaskery]

Hi! Just to let you know that the slanted section separators of this site cause content to be hidden on wide screen resolutions, my monitor is 2560x1440. The FAQ button starts to become obscured at around 1920 pixels wide.

See following screenshot of issue, note that primary navigation buttons and background images at the top of the page are obscured partly or entirely:

I tried to look at how to fix it, in order to submit a PR, but I'm not very good at CSS and couldn't figure it out I'm afraid.