displet plugin css edit for wordpress theme

Below is my request: I already installed the displet pop modal plugin on my wordpress admin website [login to view URL] I need a newsletter modal template theme edited to fit the newsletter [login to view URL] newsletter plugin is knews, which is also installed and activated. The modal displet pop template has been installed already as a widget in the wordpress admin. i need the coder to go to plugins > Edit under the admin panel and edit the css script so that the modal box(displet pop) will appear trimmed. ## Deliverables wordpress, php