Totally responsive!
To open modal, simply create a link with (href) to the div ID 'modal'
Example:
<a href="#modal" class="modal">Open Modal CSS</a>
<a href="#modal_N" class="modal">Open Modal_N CSS</a>
<a href="#modal_video" class="modal">Open Modal Video</a>
To add support for responsive videos in his modal, add a div with class "video", and put the iframe in your video, like this:
<div class="video">
<iframe width="560" height="315" src="https://www.youtube.com/embed/loD9nLUIQLU" frameborder="0"></iframe>
</div>
Supports Youtube,Vimeo and Others.
Close with Escape Key
1.0.6
http://pedrolaxe.github.io/modalcss/
Pedro Laxe