Always use 3-column layout on desktop and 1-column on phone

public/css/mobile-styles.css

@@ -1,5 +1,14 @@
 /*will apply to anything 1000px or less. this catches ipads, horizontal phones, and vertical phones)*/
 @media screen and (max-width: 1000px) {
+    #UI-Theme-Block,
+    #UI-Customization,
+    #power-user-options-block,
+    #ContextSettings,
+    #InstructSettingsColumn,
+    #InstructSequencesColumn {
+        flex-basis: auto;
+    }
+
 
     #send_form.compact #leftSendForm,
     #send_form.compact #rightSendForm {
@@ -492,4 +501,4 @@
     #horde_model {
         height: unset;
     }
-}
+}