If you are facing problem of css and js page load design after installation in magento2
please follow the following step-:
open the terminal and navigate to magento web root
$ cd /var/www/html/magento2
Step 1.
$ php bin/magento setup:static-content:deploy
Step 2.
$ php bin/magento indexer:reindex
Step 3.
make sure apache "rewrite_module" is enable and then restart the server
Step 4.
$ chown -R www-data:www-data /var/www/html/magento2
Step 5.
$ chmod -R 777 /var/www/html/magento2
Step 6.
delete cache folder under var/cache
The above step working. I hope this will work for you also.
Let me know if any issue. :) If CSS and Javascript files are not loading after Magento 2 installation