$bg = get_sub_field('background_colour');
if ($bg == "black") :
echo " bg-black text-white";
elseif ($bg == "green") :
echo " bg-green text-white";
elseif ($bg == "green-light") :
echo " bg-green-light";
elseif ($bg == "red") :
echo " bg-red text-white";
elseif ($bg == "yellow") :
echo " bg-yellow";
elseif ($bg == "blue") :
echo " bg-blue text-white";
else :
echo " bg-cream";
endif;
add_action('wp_footer', function () { echo ''; }, 99);