title: import react component from another folder
body: <p>i have a folder component .</p>
  
  <p>There is OutlinedField in component  folder.</p>
  
  <p>in App.js  i do <code>import OutlinedField from "./../component";</code> but it fails.</p>
  
  <p>My code is at <a href="https://codesandbox.io/s/eloquent-cloud-ngk6u?file=/src/App.js" rel="nofollow noreferrer">https://codesandbox.io/s/eloquent-cloud-ngk6u?file=/src/App.js</a></p>
  
  <p><a href="https://i.stack.imgur.com/dH1bY.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/dH1bY.png" alt="enter image description here"></a></p>