How to work with responsive design with position absolute?

Question

css

There is a button placed on images using position: absolute
But, when you open another browser OR open the browser in the "exit full screen" mode, the button is lost in the location

. I understand that the browser counts pixels. But how to fix it? In percentages? Or?

Answer 1

Parent container relative - width: 100%,
Child absolute - right, top.