Similarly to the trick above, this aspect ratio modifier will add the padding-top with different percentages depending on the given modifier class. If youre trying to re-style a 3rd party iframe which. embed-responsive and an aspect ratio class modifier like. If the iframe is from the same domain as your website, Yes you can, either with CSS or JavaScript/jQuery. In Bootstrap 3.2 and over, use the predefined class. In each case you need to create a wrapping element and give it a certain class.
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