Republican Senators Congratulate VP-Elect Harris, But Not Publicly

The transcript discusses the refusal to acknowledge Biden as the newly elected president. It highlights a moment where Senator Lindsey Graham gives a fist bump to Vice President-elect Kamala Harris on the Senate floor. Additionally, it mentions other senators, including James Lankford and Tim Scott, who congratulated Harris.

What action did some senators refuse to take regarding Biden?

What can be seen at the bottom left of the screen during the Senate vote?