This Twitter widget can be added to any blocks with different layout and alignment, feel free to experiment by click on Section and pro setting (gear icon available at right corner of each section)
This article explains about built in Twitter Feed, if you want to use third-party countdown timer please read this article- https://docs.vintcer.com/custom-html-js-code
Add a section of your choice and click on small + button to add a widget.
2. Now, choose Widget <> from element tray
3. Enter your twitter username in Twitter Username field and click on UPDATE button
Make sure to click on UPDATE button after adding your Twitter username in field. Publish your website by clicking on Publish button to make the changes live on your website.