JSFiddle - React, Tailwind, and code Playground

HTML

<div id="input">
  <input type="password" value="password" />
  <img src="http://i.stack.imgur.com/H9Sb2.png" alt="">
</div>

CSS

#input > * {
  height: 1.3em;
  float: left;
}

#input img {
  cursor: pointer;
}

JavaScript

var input = document.querySelector('#input input');
var img = document.querySelector('#input img');
img.addEventListener('click', function () {
  input.type = input.type == 'text' ? 'password' : 'text';
});