I want to change an invisible HTML input in to visible when I click a button as shown below.
My HTML line that create the hidden input is:
Here is not matter of CSS it's matter of attributes, So you need to change the attribute type
from hidden
to something else like text
Kindly check this [how-to-change-html-object-element-data-attribute-value-in-javascript][1]
check this: How to change HTML Object element data attribute value in javascript. To change the attribute value using jQuery or Javascript