No, it's really not. Real Data for you about the 116th Congress --
(from https://fas.org/sgp/crs/misc/R45583.pdf)
One hundred thirty women serve in the 116th Congress: 105in the House, including 3Delegates and the Resident Commissioner, and 25in the Senate.
There are 54 African American Members of the House and 3in the Senate. This House number includes two Delegates.
There are 51 Hispanic or Latino Members (a record number) serving: 46in the House, including 2 Delegates and the Resident Commissioner, and 5 in the Senate.
There are 20 Members (14Representatives, 3Delegates, and 3Senators)who are Asian Americans, Indian Americans, or Pacific Islander Americans. This is also a record number.
A record fourAmerican Indians (Native Americans) serve in the House.
White people and men are overrepresented. Time to share!