Revert "Removes fixed height for message fields for smaller screens"

This reverts commit 2bc07c8.
Accidental master merge

Author: schuyler1d

src/containers/AssignmentTexterContact.jsx

@@ -100,6 +100,9 @@ const styles = StyleSheet.create({
     padding: '0px 8px',
     '@media(max-width: 450px)': {
       marginBottom: '8%'
+    },
+    '@media(max-width: 350px)': {
+      height: '280px'
     }
   },
   textField: {