Twelve columns of .col-md-1
One
Two
Three
Four
Five
Six
Seven
Eight
Nine
Ten
Eleven
Twelve
Thirteen columns
One
Two
Three
Four
Five
Six
Seven
Eight
Nine
Ten
Eleven
Twelve
Thirteen
Twelve columns
One
Two
Three
Four
Five
Six
Seven
Eight
Nine
Ten
Eleven
Twelve