Jira roadmap macro gets blurry when using Chrome on Linux

Issue Summary

Using Chrome on Linux, the Jira Roadmap macro will get blurry.

Steps to Reproduce

1. Create a roadmap on Jira and copy its link
2. Create a Confluence page, paste the roadmap link and publish the page
3. Open the page in Chrome on Linux

Expected Results

The roadmap should not be blurry

Actual Results

The roadmap gets blurry

Chrome
FIrefox

Workaround

Currently the available workaround is to use a different browser, such as Firefox.