tui: add contentStyle, applied to overall viewport content

pkg/tui/tui.go

@@ -78,6 +78,9 @@ var (
 	headerStyle    = lipgloss.NewStyle().
 			PaddingLeft(1).
 			Background(lipgloss.Color("0"))
+	contentStyle = lipgloss.NewStyle().
+			PaddingTop(1).
+			PaddingBottom(1)
 	footerStyle = lipgloss.NewStyle().
 			Faint(true).
 			BorderTop(true).
@@ -340,7 +343,7 @@ func (m *model) updateContent() {
 		}
 	}
 	atBottom := m.content.AtBottom()
-	m.content.SetContent(sb.String())
+	m.content.SetContent(contentStyle.Render(sb.String()))
 	if atBottom {
 		// if we were at bottom before the update, scroll with the output
 		m.content.GotoBottom()