Windows control buttons now work when a modal is visible.

src/components/Dashboard/common/DashboardWindowButtons.jsx

@@ -39,11 +39,13 @@ const DashboardWindowButtons = () => {
           <div style={{ width: '65px' }} />
         ) : null
       ) : (
-        <Flex>
+        <div style={{ width: '95px' }}>
+          <Flex style={{ position: 'relative', zIndex: 9999 }}>
             {maximizeButton}
             {minimizeButton}
             {closeButton}
           </Flex>
+        </div>
       )}
     </Flex>
   )