bootstrap one column center code example
Example 1: col offset in bootstrap
.col-md-3 .offset-md-3
Example 2: .row bootstrap
.row{
display: flex;
flex-wrap: wrap;
margin-right: -15px;
margin-left: -15px;
}
.col-md-3 .offset-md-3
.row{
display: flex;
flex-wrap: wrap;
margin-right: -15px;
margin-left: -15px;
}