jquery.responsive-iframe
jQuery plugin to make iframe elements responsive by keeping the same ratio. Useful for youtube embeded videos.
Example
$('iframe').responsiveIframe();
or by speciying a specific width to height ratio
$('iframe').responsiveIframe({ratio: 9/16 })
Options
The following options can be supplied as arguments
ratio
Numeric value. Defined width by height ratio Default value is 0.5625 (i.e. 9 / 16).