col col-sm-12 col-lg-12 col-md-12 code example
Example 1: col-md-6 bootstrap
<div class="col-lg-2 col-md-4 col-sm-3 "> Your Stuffs </div>
/*
col-lg for large
col-md for med
col-sm for small
enjoy :)
*/
Example 2: .col-12 bootstrap
.col-12{
flex: 0 0 100%;
max-width: 100%;
}