In CDT Container  

col-sm-3
col-sm-2
col-sm-3
col-sm-4
col-sm-5
col-sm-7
In CDT container, try to reset grid  

col-sm-5
col-sm-7
Not CDT Container  

col-sm-3
col-sm-2
col-sm-3
col-sm-4
col-sm-5
col-sm-7

Flexbox version

Requires activation of “Cares Flexbox Grids

in CDT:

Full-width on small screen, 1/3 on med screens and larger
Full-width on small screen, 2/3 on med screens and larger

not in CDT:

Full-width on small screen, 1/3 on med screens and larger
Full-width on small screen, 2/3 on med screens and larger