This is a responsive 4 column and 8 column layout
col-lg-4 col 8
col-lg-8 col 4
This is a responsive 2 column using .col-sm-6
This is a responsive 2 column using .col-lg-3 col-md-4 col-sm-6
col-lg-3 col-md-4 col-sm-6
col-lg-3 col-md-4 col-sm-6
col-lg-3 col-md-4 col-sm-6
col-lg-3 col-md-4 col-sm-6
Two columns, left sidebar
sidebar .col-sm-2
Main content .col
Three columns, right sidebar
left .col-sm-2
main content .col
right .col-auto