text: 
  
  const arrowFunction = () => {
    var oApp = document.getElementById('app');
  
    oApp.style.cssText = 'width: 100px; height: 100px;  background-color: #ff6701; color: #FFF; border: 1px solid #000; font-size: 20px;';
  
    oApp.innerHTML = 'Webpack Practice';
  }
  
  arrowFunction();
  