Contribly AMP example
An AMP validated example of the Contribly contribute widget operating inside an AMP iframe.
See the comments in index.html for an explanation of the design considerations.
View the source of the iframe wrapper to see how this is achieved.
AMP may not necessary grant the resize request immediately and is likely to use an AMP iframe overflow to prompt the user to allow the resize. Additionally AMP may not permit an iframe to reduce in size below it's initial size.