Hx

// Set content width value based on the theme's design
if ( ! isset( $content_width ) )
	$content_width = 900;

// Register Theme Features
function Helix()  {

	// Add theme support for Post Formats
	add_theme_support( 'post-formats', array( 'gallery', 'image', 'video' ) );

	// Add theme support for Featured Images
	add_theme_support( 'post-thumbnails' );

	 // Set custom thumbnail dimensions
	set_post_thumbnail_size( 300, 200, true );

	// Add theme support for document Title tag
	add_theme_support( 'title-tag' );

	// Add theme support for custom CSS in the TinyMCE visual editor
	add_editor_style( 'editor-style.css' );

	// Add theme support for Translation
	load_theme_textdomain( 'hr', get_template_directory() . '/language' );
}
add_action( 'after_setup_theme', 'Helix' );