JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://cdn.ractivejs.org/edge/ractive.js"></script>
<main></main>

<script id='template' type='text/ractive'>
    <label>a <input type='number' value='{{a}}'/></label>
    <label>b <input type='number' value='{{b}}'/></label>
    
    <p>{{a}} + {{b}} = {{+a+b}}</p>
    
    
    <label>c <input type='range' value='{{c}}'/></label>
    <label>d <input type='range' value='{{d}}'/></label>
    
    <p>{{c}} + {{d}} = {{+c+d}}</p>
</script>

CSS

body {
    font-family: 'Helvetica Neue', arial, sans-serif;
    font-weight: 200;
    color: #353535;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 200;
}

JavaScript

var ractive = new Ractive({
    el: 'main',
    template: '#template',
    data: { a: 2, b: 3, c: 40, d: 60 }
});