Adjust front page layout

src/client/components/main_layout/Main.js

@@ -14,7 +14,6 @@ import thumbImage from '../../img/thumb.png';
 const styles = theme => ({
   root: {
     width: '100%',
-    minHeight: 900,
     marginBottom: theme.spacing.unit,
     [ theme.breakpoints.up('md')]: {
       height: 'calc(100% - 150px)',