@media screen
and (min-device-width: 1200px)
and (max-device-width: 1600px)
and (-webkit-min-device-pixel-ratio: 2)
and (min-resolution: 192dpi) {
    .panel-3col-33 {
        /*  overflow: hidden;  */
    }

    .panel-3col-33 .panel-col-first {
        float: left;
        width: 33%;
    }

    .panel-3col-33 .panel-col-first .inside {
        margin: 0 .5em 1em 0;
    }

    .panel-3col-33 .panel-col {
        float: left;
        width: 33%;
    }

    .panel-3col-33 .panel-col .inside {
        margin: 0 .5em 1em .5em;
    }

    .panel-3col-33 .panel-col-last {
        float: left;
        width: 33%;
    }

    .panel-3col-33 .panel-col-last .inside {
        margin: 0 0 1em .5em;
    }

    .panel-3col-33 .panel-separator {
        margin: 0 0 1em 0;
    }
}