change checkbox size code example
Example 1: css percent scale checkbox
// 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);">
</div>
Example 2: update checkbox size css
input./*checkbox class name*/ {
width: /*preferred width*/;
height: /*preferred height*/;
}