Go to https://report.bugs.mojang.com/servicedesk/customer/portal/10 right now and see that WEB-7711 is infinitely having its size changed / title wrapped onto the next line.
The problematic title is:
https://www.minecraft.net/en-us/bugs - This link will lead to the outdated bug tracker link, which is https://bugs.mojang.com/secure/Dashboard.jspa
Line break is being added before the latter link and then removed in the next render and looping.
Iām not able to attach an image to show you
Duplicates WEB-7714