#constrainer2 tbody { overflow-x: hidden } instead of { overflow-x: scroll } makes it impossible to scroll the table body *relative* to the table header (which is not something we want).
#constrainer2 tbody { overflow-x: hidden } instead of { overflow-x: scroll } makes it impossible to scroll the table body *relative* to the table header (which is not something we want).

joshmarinacci/css-tables-demo