Slideshare Custom Field
Below you'll find some examples from the Custom Fields Slideshare plugin.
This plugin lets you create new fields for 'Slideshare presentations' in any extension where Joomla custom fields are supported.
You can set a lot of parameters like video width and height (in % or px)
The PRO version also has options to hide or show fullscreen and related presentations and set the alignment.
Slideshare Classic Mode:
Slideshare - Responsive Mode: