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Register Style _ bootstrapt

// Register Style
function custom_styles() {

	wp_register_style( 'bootstrap', '//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css', false, '3.2.0' );
	wp_enqueue_style( 'bootstrap' );

	wp_register_style( 'bootstrap-theme', '//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap-theme.min.css', array( 'bootstrap' ), '3.2.0' );
	wp_enqueue_style( 'bootstrap-theme' );

}

// Hook into the 'wp_enqueue_scripts' action
add_action( 'wp_enqueue_scripts', 'custom_styles' );