Zerif Lite error in new and clean wordpress

The page does not load and the admin shows a very ugly error. Does any body knows how to fix it?

This is the html source of the site:

<?php/** * Jetpack Compatibility File * Add theme support for Infinite Scroll. * See: http://jetpack.me/support/infinite-scroll/ */function zerif_jetpack_setup() {	add_theme_support( 'infinite-scroll', array(		'container' => 'main',		'footer'    => 'page',	) );}add_action( 'after_setup_theme', 'zerif_jetpack_setup' );<?php/** * Custom functions that act independently of the theme templates * Eventually, some of the functionality here could be replaced by core features * Get our wp_nav_menu() fallback, wp_page_menu(), to show a home link. */function zerif_page_menu_args( $args ) {	$args['show_home'] = true;	return $args;}add_filter( 'wp_page_menu_args', 'zerif_page_menu_args' );/** * Adds custom classes to the array of body classes. * * @param array $classes Classes for the body element. * @return array */function zerif_body_classes( $classes ) {	// Adds a class of group-blog to blogs with more than 1 published author.	if ( is_multi_author() ) {		$classes[] = 'group-blog';	}	return $classes;}add_filter( 'body_class', 'zerif_body_classes' );/** * Filters wp_title to print a neat <title> tag based on what is being viewed. * * @param string $title Default title text for current view. * @param string $sep Optional separator. * @return string The filtered title. */function zerif_wp_title( $title, $sep ) {	if ( is_feed() ) {		return $title;	}	global $page, $paged;	// Add the blog name	$title .= get_bloginfo( 'name', 'display' );	// Add the blog description for the home/front page.	$site_description = get_bloginfo( 'description', 'display' );	if ( $site_description && ( is_home() || is_front_page() ) ) {		$title .= " $sep $site_description";	}	// Add a page number if necessary:	if ( $paged >= 2 || $page >= 2 ) {		$title .= " $sep " . sprintf( __( 'Page %s', 'zerif-lite' ), max( $paged, $page ) );	}	return $title;}if ( ! function_exists( '_wp_render_title_tag' ) ) :	add_filter( 'wp_title', 'zerif_wp_title', 10, 2 );endif;/** * Sets the authordata global when viewing an author archive. * * This provides backwards compatibility with * http://core.trac.wordpress.org/changeset/25574 * * It removes the need to call the_post() and rewind_posts() in an author * template to print information about the author. * * @global WP_Query $wp_query WordPress Query object. * @return void */function zerif_setup_author() {	global $wp_query;	if ( $wp_query->is_author() && isset( $wp_query->post ) ) {		$GLOBALS['authordata'] = get_userdata( $wp_query->post->post_author );	}}add_action( 'wp', 'zerif_setup_author' );<?php/************ Our Focus section ********************//** * Before Our focus section * * HTML context: before <code>.focus</code> */function zerif_before_our_focus_trigger() {	do_action( 'zerif_before_our_focus' );}/** * After Our focus section * * HTML context: after <code>.focus</code> */function zerif_after_our_focus_trigger() {	do_action( 'zerif_after_our_focus' );}/************ About us section ********************//** * Before About us section * * HTML context: before <code>.about-us</code> */function zerif_before_about_us_trigger() {	do_action( 'zerif_before_about_us' );}/** * After About us section * * HTML context: after <code>.about-us</code> */function zerif_after_about_us_trigger() {	do_action( 'zerif_after_about_us' );}/************ Latest news section *****************//** * Before Latest news section * * HTML context: before <code>.latest-news</code> */function zerif_before_latest_news_trigger() {	do_action( 'zerif_before_latest_news' );}/** * After Latest news section * * HTML context: after <code>.latest-news</code> */function zerif_after_latest_news_trigger() {	do_action( 'zerif_after_latest_news' );}/************ Our team section *****************//** * Before Our team section * * HTML context: before <code>.our-team</code> */function zerif_before_our_team_trigger() {	do_action( 'zerif_before_our_team' );}/** * After Our team section * * HTML context: after <code>.our-team</code> */function zerif_after_our_team_trigger() {	do_action( 'zerif_after_our_team' );}/************ Testimonials section *****************//** * Before Testimonials section * * HTML context: before <code>.testimonial</code> */function zerif_before_testimonials_trigger() {	do_action( 'zerif_before_testimonials' );}/** * After Testimonials section * * HTML context: after <code>.testimonial</code> */function zerif_after_testimonials_trigger() {	do_action( 'zerif_after_testimonials' );}

This is the error in the admin side:

'main', 'footer' => 'page', ) );}add_action( 'after_setup_theme', 'zerif_jetpack_setup' ); tag based on what is being viewed. * * @param string $title Default title text for current view. * @param string $sep Optional separator. * @return string The filtered title. */function zerif_wp_title( $title, $sep ) { if ( is_feed() ) { return $title; } global $page, $paged; // Add the blog name $title .= get_bloginfo( 'name', 'display' ); // Add the blog description for the home/front page. $site_description = get_bloginfo( 'description', 'display' ); if ( $site_description && ( is_home() || is_front_page() ) ) { $title .= " $sep $site_description"; } // Add a page number if necessary: if ( $paged >= 2 || $page >= 2 ) { $title .= " $sep " . sprintf( __( 'Page %s', 'zerif-lite' ), max( $paged, $page ) ); } return $title;}if ( ! function_exists( '_wp_render_title_tag' ) ) : add_filter( 'wp_title', 'zerif_wp_title', 10, 2 );endif;/** * Sets the authordata global when viewing an author archive. * * This provides backwards compatibility with * http://core.trac.wordpress.org/changeset/25574 * * It removes the need to call the_post() and rewind_posts() in an author * template to print information about the author. * * @global WP_Query $wp_query WordPress Query object. * @return void */function zerif_setup_author() { global $wp_query; if ( $wp_query->is_author() && isset( $wp_query->post ) ) { $GLOBALS['authordata'] = get_userdata( $wp_query->post->post_author ); }}add_action( 'wp', 'zerif_setup_author' );