.panel-3col-33{
    overflow: hidden;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.panel-3col-33 .panel-col-first{
    float: left;
    width: 20%;
}

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

.panel-3col-33 .panel-col-last{
    float: left;
    width: 37%;
}

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