ThemeGrill Child Theme Functions.php

<?php
/**
* Child theme functions file.
*/
function spacious_child_enqueue_styles() {
// Parent theme style handle 'spacious_style'.
$parent_style = 'spacious_style';

// Enqueue parent and child theme style.css.
wp_enqueue_style( $parent_style, get_template_directory_uri() . '/style.css' );
wp_enqueue_style( 'spacious_child_style', get_stylesheet_directory_uri() . '/style.css', array( $parent_style ), wp_get_theme()->get( 'Version' ) );
}

add_action( 'wp_enqueue_scripts', 'spacious_child_enqueue_styles' );