@media only screen and (max-width: 600px) {
    .row {
        margin-right:5px; 
        margin-left:5px; 
    }
    .col-md-12 ,.col-md-10 ,.col-md-8 ,.col-md-6 ,.col-md-4 ,.col-md-3 ,.col-md-2 ,.col-md-1 {
        padding-right:5px; 
        padding-left:5px; 
    }
}