What is the ruling on e-commerce on the "Khamsat" website, which offers various services for specific fees, given that the site takes a 20% commission as an intermediary between the seller and the buyer?

What was mentioned about the website's service is originally permissible. The website acts as an intermediary between service providers and the public, which falls under the category of permissible brokerage, provided that the service itself is permissible in Islamic law and that the brokerage fee is clearly defined. As for the specific ruling on trading with the website, it requires reviewing the terms and conditions of the contract.