<div id="app" class="container"></div>

@import 'https://fonts.googleapis.com/css?family=Share+Tech+Mono';

@import 'https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css';

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
    width: 100vw;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-image: url('https://s3-us-west-2.amazonaws.com/s.cdpn.io/1376484/jess-harding-lqT6NAmTaiY-unsplash.jpg'),radial-gradient(#28a3dd, #0d7751);
    background-size: cover;
    background-position: center;
    font-family: "Share Tech Mono", monospace;
    font-size: 2rem;
    background-blend-mode: multiply,screen, overlay;
}

.container {
    position: relative;
    background-size: cover;
    background-position: center;
    backdrop-filter: blur(20px);
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 5px;
    padding:2vw;
    box-sizing: border-box;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    transition: .3s ease;
    margin: 3vw;
}

h1 {
  position: relative;
  z-index: 1;
  border-left: 5px solid #ed2553;
  margin: 0 0 3vh -2vw;
  padding: 10px 0 10px 2vw;
  color: #ed2553;
  font-size: 32px;
  font-weight: 600;
  text-transform: uppercase;
}
p {
  font-family: "Share Tech Mono", monospace;
  font-size: 60px;
  font-weight: 900;
  display: inline-block;
  margin: 0 10px;
  text-shadow: .02em .02em .005em rgba(255, 255, 255, .45);
  color: red;
}

button {
  padding: 0;
  border: none;
  transform: rotate(4deg);
  transform-origin: center;
  text-decoration: none;
  padding-bottom: 3px;
  border-radius: 5px;
  box-shadow: 0 2px 0 #494a4b;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  background-image: url("data:image/gif;base64,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");
  background-color: rgba(0, 255, 196, 0.7);
  margin: 15px;
  white-space: nowrap;
  
  & span::before {
    font: normal normal normal 50px/1 FontAwesome;
  }
  
  &:first-of-type span::before {
    content: "\f055";
  }
  
  &:last-of-type span::before {
    content: "\f056";
  }
}

button span {
  background: #f1f5f8;
  display: block;
  padding: 5px 10px;
  border-radius: 5px;
  border: 2px solid #494a4b;
  font-size: 0;
}

button:active, 
button:focus {
  transform: translateY(4px);
  padding-bottom: 0px;
  outline: 0;
}

strong {
  font-size: 2rem;
  color: #ed2553;
}


.control {
  display: flex;
  justify-content: center;
  align-items: center;
  
  > span {
    font-family: "Share Tech Mono", monospace;
    font-size: 60px;
    font-weight: 900;
    display: inline-block;
    margin: 0 10px;
    text-shadow: .02em .02em .005em rgba(255, 255, 255, .45);
    color: #f36;
    
  }
}

h3 {
  font-size: 10vh;
  text-align: center;
  color: #fff;
  margin-bottom: 4vh;
  text-shadow: 1px 1px 1px rgba(0,0,0,.5);
}
View Compiled
// create Button Component
const Button = ({onClick, buttonText}) => {
  return <button onClick={onClick}><span>{ buttonText }</span></button>
}

const Counter = () => {
  const [count, setCount] = React.useState(0)
  
  const increment = () => {
    setCount(count + 1)
  }
  
  const decrement = () => {
    setCount(count - 1)
  }
  
  return (
    <>
      <h3>Counter Component with React</h3>
      <div className="control">
        <Button onClick={increment} buttonText="+" />
        <span>{count}</span>
        <Button onClick={decrement} buttonText="-" />
      </div>
    </>
  )
}

ReactDOM.render(<Counter />, document.getElementById('app'));
View Compiled

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

  1. https://cdnjs.cloudflare.com/ajax/libs/react/16.10.2/umd/react.production.min.js
  2. https://cdnjs.cloudflare.com/ajax/libs/react-dom/16.10.2/umd/react-dom.production.min.js