How to display Posts in 5 columns when using Genesis Sandbox Featured Content Widget Plugin.

functions.php

//* Custom image size for Featured images in the Below Header widget area 
add_image_size( 'below-header', 216, 120, true );

//* Register below header widget area
genesis_register_sidebar( array(
	'id'            => 'below-header',
	'name'          => __( 'Below Header', 'themename' ),
	'description'   => __( 'This is a widget area that can be placed after the header', 'themename' ),
));

add_action( 'genesis_after_header', 'sk_featured_posts' );
/**
 * Display Below Header widget area after header
 *
 * Context: Front page.
 *
 * @author Sridhar Katakam
 * @link   http://sridharkatakam.com/display-posts-5-columns-using-genesis-sandbox-featured-content-widget-plugin/
 */
function sk_featured_posts() {

	if ( ! is_front_page() ) {
		return;
	}

	genesis_widget_area( 'below-header', array(
		'before'	=> '<div class="below-header widget-area"><div class="wrap">',
		'after'		=> '</div></div>',
	));
}

style.css

/* # Posts in 5 columns in Below Header widget area
---------------------------------------------------------------------------------------------------- */

.below-header {
	padding-top: 40px;
	/*padding-bottom: 40px;*/
}

.one-fifth {
	float: left;
	width: 18%;
	margin-left: 2.5%;
}

.one-fifth.first {
	clear: left;
	margin-left: 0;
}

.below-header .featured-content .entry {
	margin-bottom: 0;
	padding-bottom: 0;
	border-bottom: none;
}

.below-header .featured-content .entry p {
	margin-bottom: 0;
}

.below-header .featured-content .entry p a {
	display: block;
}

.below-header .featured-content .entry .alignnone {
	margin-bottom: 0;
}

@media only screen and (max-width: 568px) {
	.one-fifth {
		float: none;
		width: 100%;
		margin-left: 0;
	}

	.below-header .featured-content .entry {
		margin-bottom: 40px;
	}
	.below-header .featured-content .entry:last-child {
		margin-bottom: 0;
	}
}