diff --git a/src/components/app.jsx b/src/components/app.jsx
index 5590476..42ab10c 100644
--- a/src/components/app.jsx
+++ b/src/components/app.jsx
@@ -505,7 +505,12 @@ export default class App extends Component {
 	}
 
 	componentDidMount() {
-		document.body.style.height = `${window.innerHeight}px`;
+		function setBodySize() {
+			document.body.style.height = `${window.innerHeight}px`;
+		}
+		window.addEventListener('resize', () => {
+			setBodySize();
+		});
 
 		// Editor keyboard shortucuts
 		window.addEventListener('keydown', event => {