add side margins back

src/data/contents/ui/MainPage.qml

@@ -227,6 +227,8 @@ Kirigami.ScrollablePage {
         Kirigami.CardsLayout {
             visible: !root.pageStack.wideMode
             Layout.topMargin: Kirigami.Units.largeSpacing
+            Layout.leftMargin: Kirigami.Units.gridUnit
+            Layout.rightMargin: Kirigami.Units.gridUnit
             Repeater {
                 focus: true
                 model: filteredModel

src/data/contents/ui/gallery/FormLayoutGallery.qml

@@ -94,7 +94,7 @@ Kirigami.ScrollablePage {
             ColumnLayout {
                 Layout.rowSpan: 3
                 Kirigami.FormData.label: "Label for radios:"
-                Kirigami.FormData.buddyFor: firstRadio
+                Kirigami.FormData.buddyFor: thirdRadio//firstRadio
                 RadioButton {
                     id: firstRadio
                     checked: true
@@ -104,6 +104,7 @@ Kirigami.ScrollablePage {
                     text: "Two"
                 }
                 RadioButton {
+                    id: thirdRadio
                     text: "Three"
                 }
             }