Create a shortcode box for related posts flatsome

function create_rpbox_shortcode($args, $content) {
return "

".$content."

";
}
add_shortcode( 'rpbox','create_rpbox_shortcode');

.rpbox {
background: #F0FFDE;
float: none;
padding: 10px 20px;
border: 1px solid #C7C7C7;
border-radius: 5px;
}