How to make a translucent corner?

Question

JavaScript

Hello, please tell me how to make such a translucent corner using css.

The standard version with the imposition of a triangle is not suitable, there is an overlay of layers and, as a result, a less transparent bg.
Solution found
Thank you!

Answer 1

jQuery.fn.buttonDisabled = function(type, callback) {
  ...
}

then instead elementusethis

Answer 2

The triangle version is fine. you just need two:

Answer 3

Try like this

Answer 4

such a rabid option, full of minuses in the application.
codepen.io/anon/pen/WQvxKX
- non-rubber,
- computational,
- blurry edge,
- entire block transparent.
but in general, here svg-followers will say more correctly.