3 col responsive layout in bootstrap4 code example
Example 1: boot strap columns
1 of 3
2 of 3 (wider)
3 of 3
1 of 3
2 of 3 (wider)
3 of 3
Example 2: .row bootstrap
.row{
display: flex;
flex-wrap: wrap;
margin-right: -15px;
margin-left: -15px;
}