Steps to Reproduce:
1. Enable local staging with all options;
2. Add a Site Pages Variation with a long name, like "ddddddddddddddddddddddddd";
3. Click Site Pages Variation, select "ddddddddddddddddddddddddd".
Expected result: display normally.
Actual result: display issue caused by the long name.
This issue happened on those browes: chrome, edge, firefox, IE.