Watch this video in context on the official Unity learn pages –
http://www.unity3d.com/learn/tutorials/topics/user-interface-ui/creating-main-menu
2:20 Import Assets
3:40 Set Up Background
5:20 Create Canvas & Panel
7:18 Anchor Panel Position
10:05 Adding Art To Our Panel
12:28 Importing and Slicing Your Own Sprites For UI
16:20 Adding Buttons
17:30 Button Transition with Color Tint
21:35 Vertical Layout Group
27:32 Creating Audio Panel
31:05 Creating Help Panel
32:49 Changing Canvas Scale
33:50 Loading Scene From Start Button
40:20 Help Button To Open Help Panel
44:00 Audio Button To Open Audio Panel
44:44 Back Buttons To Exit To Main Menu
47:47 Quit Button To Quit Game / Exit Play Mode
52:10 Detecting Keyboard or Gamepad Navigation and Selecting UI
Learn how to use Unity’s UI system to create a basic menu for your game including buttons, sub-pages for help and audio settings and scripts to control menu functionality.
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