Raw HTML Modal Window

Raw HTML Modal Window is a plugin for folks that feel comfortable using HTML and CSS code to ultimately control the layout of their pop-up window.

By default it shows a pop-up on the front page, you can provide a single or list of post/page IDs to trigger it on any spesific page(s). The plugin is very lightweight and uses minimum system resources.

Requirements

• WordPress 4.5 or higher
• PHP 5.5.37 or higher
• MySQL 5.x or higher

Main Features

• Provides example HTML and CSS code to get you started
• Very lightweight on system resources, uses “staight” Javascript, no framework or library required.
• Outputs its CSS and Javascript code directly into the
  page to minimize HTTP requests.
• Provides delay, z-index, fading speed control through the admin interface.

I want to reset the CSS code, where can I get the original styles

Open the help tab in the top-right corner of the plugin’s page, go to ‘Example CSS Styles’ section

1. 

   The Raw HTML Modal Window edition page

2. 

   The controls to fine tune the plugin's behavior

1.1

• Now the plugin appends the efmw_active css class to the body tag when the modal window displayed to control the scrolling of the page underneath.
• Added event listener for the escape button to close the window when it’s pressed.

1.0

• First version of the plugin.