Congress dids enACT the 14th Amendment getting at least 2/3rds of the majority vote in both congressional houses, and it then moved to the states where it did get 3/4ths of the states to approve the Amendment.
Here's your crayons
And here's another third-party for Mrs. Rogers benefit to see someone else referring to the 14th amendment among a list of Acts of Congress
"Soon, Congress began to pass powerful new legislation directing the course of reconstruction, including the Freedmen's Bureau Bill and the Civil Rights Act of 1866, both designed to protect the rights and improve the conditions of blacks in the South. Johnson vetoed both measures, but Congress overrode both vetoes and the bills became law. Most importantly, in June 1866, Congress passed the Fourteenth Amendment, explicitly granting blacks state and federal citizenship, prohibiting any state from depriving "any person of life, liberty or property, without due process of law" and further prohibiting states from denying any person "the equal protection of the laws." "