Add fitler button - options are not aligned in the center

Steps to reproduce ��� 1. Go to application-https://skill-search.topcoder-dev.com/ ��� 2. click on Add filter butotn and observe the options are not aligned in the center

Current results the options are not aligned in the center Expected results options should be aligned in the center

��� Browser version: Chrome: Version 83.0.4103.116 ��� OS version : Macbook Air , Catalina 10.15.2 Screen shots

Final Submission Guidelines

Git issue link: https://github.com/topcoder-platform/u-bahn-app/issues/118