In 1804, 12th Amendment to the Constitution made sure that electors designate their votes for president and vice president, but the 12th Amendment leaves in place a tie breaking system established by the Constitution by which the House of Representatives breaks a tie on presidential electoral votes and the Senate breaks a tie on vice presidential electoral votes.
The structure of government under the Articles of Confederation is well explained by the Articles of Confederation gave more power to bigger states than to smaller states.
The United States system is well driven by the set of rules and principles set by the legislatures who are always providing the best of knowledge to enhance the states capacity to cope with different situations across time and generations.