shadowleafsmp.online
Hey, this is a placeholder page. Your hosting is set up and this domain already reaches it. It just doesn't have a website yet.
Install your web files at
/home/shadowle7948/public_html/
Put your index.html or index.php there and it replaces this page.
File Manager
Hosting Panel → File Manager → open public_html and upload.
SFTP / FTP
Connect with your hosting login or an FTP account and copy your files into public_html/.
WordPress
Or install WordPress in one click from your Hosting Panel.