Setting up Shape Dividers in Oxygen
Inspect the code and see how it was set up!
The first time I put up this page I used to the code block method but once the browser goes beyond the size of the svg you made its going to either show the edges of your design or scale with the browser.
The first time I put up this page I used to the code block method but once the browser goes beyond the size of the svg you made its going to either show the edges of your design or scale with the browser.

Using SVGs in Background Images
Using your SVG as a background image solves two problems. It gets rid of any clipping and it allows me to repeat the design on the x-axis only. Try holding ctrl , - and + to resize this page. No matter how far zoomed out the waves hold up. By default wordpress doesn't let you upload svgs so you can use this plugin I found called:
Safe SVG