One obstacle would be that such a thing would unconstitutional.
There are no national elections provided for in the constitution. Even when you vote for President, you are voting for the electors to the electoral college within your own state.
“There are no national elections provided for in the constitution. Even when you vote for President, you are voting for the electors to the electoral college within your own state. “
Then amend the 22nd amendment to include the legislative branch of government.