content: import React from 'react';
  import ReactDOM from 'react-dom';
  
  const Loading = ({children}) =>
   <div>
  
      <div style={{
          width: "100%",
          height: "100%",
          position: "absolute",
          zIndex: 1001,
          left: 0,
          top: 0,
          backgroundColor: 'grey',
          opacity: .20
        }}>
      </div>
      <div style={{border: "16px solid #f3f3f3", /* Light grey */
          borderTop: "16px solid #3498db", /* Blue */
          borderRadius: "50%",
          width: "120px",
          height: "120px",
          left: "50%",
          position: "absolute",
          zIndex: 1002,
          top: "50%",
          animation: "spin 2s linear infinite"
        }} />
        <div> {children} </div>
    </div>
  
   export default Loading;
  