diff --git a/frontend/src/components/Dashboard/DashboardView.tsx b/frontend/src/components/Dashboard/DashboardView.tsx
index 4ffa6f4..c147230 100644
--- a/frontend/src/components/Dashboard/DashboardView.tsx
+++ b/frontend/src/components/Dashboard/DashboardView.tsx
@@ -26,9 +26,16 @@ export const COLUMN_CHOICES = [6, 8, 12, 16, 24]
 /** The panel a dashboard is drawn for, if the document does not say. */
 export const DEFAULT_CANVAS = { width: 1920, height: 1080 }
 
-/** Panels worth a name; anything else is typed in as two numbers. */
+/**
+ * Panels worth a name; anything else is typed in as two numbers.
+ *
+ * Named for what they are, not for a diagonal: 1024x600 is sold as a seven-inch
+ * panel and as a ten-inch one, and the dashboard is laid out in pixels either
+ * way. A canvas set to the screen it hangs on now draws at 1:1 — the routes
+ * that show a panel no longer inset it.
+ */
 export const CANVAS_PRESETS = [
-  { label: '7" panel', width: 1024, height: 600 },
+  { label: "Wall panel", width: 1024, height: 600 },
   { label: '10" tablet', width: 1280, height: 800 },
   { label: "Full HD", width: 1920, height: 1080 },
   { label: '10" tablet, portrait', width: 800, height: 1280 },
diff --git a/frontend/src/components/Dashboard/widgets.tsx b/frontend/src/components/Dashboard/widgets.tsx
index d62850a..f6873fc 100644
--- a/frontend/src/components/Dashboard/widgets.tsx
+++ b/frontend/src/components/Dashboard/widgets.tsx
@@ -494,7 +494,11 @@ function SliderWidget({ widget, dashboard }: WidgetProps) {
         max={num(cfg.max, 100)}
         step={num(cfg.step, 1)}
         unit={unit}
-        ticks
+        // On by default, because a slider without them says how far along it
+        // is and not what that means. Off is for a short tile: they are the
+        // last row of a control that has three, and on a seven-inch panel
+        // that row is the difference between fitting and being cut off.
+        ticks={cfg.ticks !== false}
         label={widget.title || target}
         disabled={locked}
         onCommit={send}
diff --git a/frontend/src/routes/panel.$id.tsx b/frontend/src/routes/panel.$id.tsx
index b942ef2..912f6a9 100644
--- a/frontend/src/routes/panel.$id.tsx
+++ b/frontend/src/routes/panel.$id.tsx
@@ -81,9 +81,13 @@ function PanelRoute() {
       data-touch={root["data-touch"]}
       data-palette={root["data-palette"]}
       className={cn(
-        "relative h-svh w-full bg-background p-4 text-foreground",
+        "relative h-svh w-full bg-background text-foreground",
         root.className,
-        stacked ? "overflow-y-auto" : "overflow-hidden",
+        // Padding only when stacked. A canvas is already held off its own
+        // edges by the grid inset, and a second margin outside it costs the
+        // scale: a dashboard drawn for this screen would come out at 95% of
+        // the screen it was drawn for.
+        stacked ? "overflow-y-auto p-4" : "overflow-hidden",
       )}
       style={root.style}
     >
diff --git a/frontend/src/routes/view.$name.tsx b/frontend/src/routes/view.$name.tsx
index 72a419f..3425b86 100644
--- a/frontend/src/routes/view.$name.tsx
+++ b/frontend/src/routes/view.$name.tsx
@@ -63,9 +63,11 @@ function PanelView() {
       data-touch={root["data-touch"]}
       data-palette={root["data-palette"]}
       className={cn(
-        "h-svh w-full bg-background p-4 text-foreground",
+        "h-svh w-full bg-background text-foreground",
         root.className,
-        stacked ? "overflow-y-auto" : "overflow-hidden",
+        // See `panel.$id`: the canvas keeps its own margin, so a second one
+        // here only shrinks it.
+        stacked ? "overflow-y-auto p-4" : "overflow-hidden",
       )}
       style={root.style}
     >