.col-xs-5ths,
.col-sm-5ths,
.col-md-5ths,
.col-lg-5ths {
    position: relative;
    min-height: 1px; 
}

.col-xs-5ths {
    width: 20% !important;
    float: left;
}

@media (min-width: 768px) {
    .col-sm-5ths {
        width: 20% !important;
        float: left;
    }
}

@media (min-width: 992px) {
    .col-md-5ths {
        width: 20% !important;
        float: left;
    }
}

@media (min-width: 1200px) {
    .col-lg-5ths {
        width: 20% !important;
        float: left;
    }
}