The features and amenities section from property page is displayed using the function estate_listing_features(). This function is in listings.php at line 102.
In this function there is a if around line 116
Here we check if the theme is set to show also the features that are NOT present on that property.
The code that actual display an items is
$return_string .= '<div class="listing_detail col-md-4"><i class="fa fa-check"></i>' . trim($value) . '</div>';
If you want to select via css the “Features and amenities” area on property page you an select it by id