@media only screen and (max-width: 480px) {
    .EventPlanner .leftcol,
    .EventPlanner .rightcol { width: 100%; float: none; margin: 0 auto 30px; padding: 0; border: none; }
    .EventPlanner .imgPanel { width: 46%; box-sizing: border-box; margin: 2%; }
    .EventPlanner .pnlSpacing { display: none; }
    .EventPlanner .pnlStep { float: none; clear: left; margin-top: 20px; }
}