Check out example codes for "css percent scale checkbox". It will help you in understanding the concepts better.

Code Example 1

// to scale checkboxes with the rest of the page use this:
//Note, use width percent, height auto and the scale command inside another div as a ref
<div style="width:100%; height:auto;">
	<input type="checkbox" style="width:20%; height:auto; transform: scale(2.5);">

Code Example 2

input[type=checkbox] {
    transform: scale(1.5);

Learn ReactJs, React Native from