In GP version prior to 2.0:
add_action( 'after_setup_theme', 'tu_remove_dynamic_css' );
function tu_remove_dynamic_css() {
remove_action( 'wp_enqueue_scripts', 'generate_color_scripts', 50 );
remove_action( 'wp_enqueue_scripts', 'generate_spacing_scripts', 50 );
remove_action( 'wp_enqueue_scripts', 'generate_typography_scripts', 50 );
remove_action( 'wp_enqueue_scripts', 'generate_secondary_color_scripts', 80 );
remove_action( 'wp_enqueue_scripts', 'generate_background_scripts', 70 );
}
In GP 2.0:
add_action( 'after_setup_theme', 'tu_remove_dynamic_css' );
function tu_remove_dynamic_css() {
remove_action( 'wp_enqueue_scripts', 'generate_enqueue_dynamic_css', 50 );
}