improv: increase width for content

Author: heitorlessa

docs/src/gatsby-theme-apollo-core/components/flex-wrapper.js

@@ -3,7 +3,7 @@ import styled from '@emotion/styled';
 const FlexWrapper = styled.div({
     display: 'flex',
     minHeight: '100vh',
-    maxWidth: 1600,
+    maxWidth: '87vw',
     margin: '0 auto'
 });