Use content size

For consistent look and feel.

src/main/index.ts

@@ -19,7 +19,7 @@ const defaultConfig: Config = {
 const configPath = './config.json'
 const naturalKeyWidth = 20
 const pedalBoardWidth = 239
-const height = 200
+const height = 175
 
 const getNaturalKeys = (range: string): number => {
   const [startKeyRaw, endKeyRaw] = range.split('|')
@@ -66,7 +66,8 @@ function createWindow(config: Config): void {
     minWidth: is.dev ? undefined : width,
     maxWidth: is.dev ? undefined : width,
     fullscreenable: false,
-    resizable: is.dev
+    resizable: is.dev,
+    useContentSize: true,
   })
 
   mainWindow.on('ready-to-show', () => {