Are you tired from your big default code? You can fold it easily with this plugin.
Use Ctrl+Shift+; to fold all code between "//fold" and "//endfold" (qutations are for clarifying)
And Use Ctrl+Shift+' to unfold them
How to install it:
Open Command Palette and type "Package Control: Add Repository"
Write "https://github.com/khalilALADHAMi/Fold-This-Code" and press enter
Install it from Package Control
Github: Fold-This-Code