@media (min-width: 768px) {

    .seven-cols .col-md-1,

    .seven-cols .col-sm-1,

    .seven-cols .col-lg-1 {

        width: 100%;

        *width: 100%;

    }

}



@media (min-width: 992px) {

    .seven-cols .col-md-1,

    .seven-cols .col-sm-1,

    .seven-cols .col-lg-1 {

        width: 14.285714285714285714285714285714%;

        *width: 14.285714285714285714285714285714%;

    }

}



/**

 *  The following is not really needed in this case

 *  Only to demonstrate the usage of @media for large screens

 */

@media (min-width: 1200px) {

    .seven-cols .col-md-1,

    .seven-cols .col-sm-1,

    .seven-cols .col-lg-1 {

        width: 14.285714285714285714285714285714%;

        *width: 14.285714285714285714285714285714%;

    }

}