Internal Server Error when click any link (laravel)

I have Internal Server Error when I click on any link on the home page.
php_value display_errors 1 in .htaccess in root directory or public_html directory does not show anything, only the same page with an error is shown.
https://bykanovblog.000webhostapp.com

Register page

.htaccess in root derictory

I think that problem with my .htaccess file but I dont know how can I fix it.

Fixed.
.htacces in root directory
RewriteEngine On
RewriteCond %{REQUEST_URI} !^public
RewriteRule ^ public/index.php [L]
.htaccess in public_html durectory