Our website, www.desirio.com, utilizes a background-image on the body with the following CSS property:
background-blend-mode: luminosity
An issue we have noticed in Chrome is that when hovering over elements, strange white lines randomly flash on the screen. This issue can be resolved by removing background-blend-mode (make sure to remove it twice if testing with the debugger, as it is present twice in the CSS rules on the body). Once removed, the flickering ceases.
Here is an example of how it appears:
https://i.sstatic.net/vrWya.jpg
We are currently using Chrome 62 on OSX, but have observed this issue on other versions as well.