use the correct heading levels

README.md

@@ -42,7 +42,7 @@ just always be the default color (your terminal's `cyan`).
 KDE stuff is split up a lot. If you want everything, `stow kde-*` should work in
 all the shells I care about.
 
-## `kde-autostart-ksuperkey`
+#### `kde-autostart-ksuperkey`
 
 Adds an autostart entry for `/usr/bin/ksuperkey -e 'Super_L=Alt_L|F2'`, which
 maps presses of the left meta key to Alt+F2 (the default bind for krunner).
@@ -56,16 +56,16 @@ via cloning, `make`, and `make install`:
     make
     sudo make install
 
-## `kde-dolphin`
+#### `kde-dolphin`
 
 Configuration for Dolphin. Mostly toolbar layout and icon sizes.
 
-## `kde-icon-*`
+#### `kde-icon-*`
 
 Custom icons for various apps I use. They wind up in
 `~/.local/share/icons/hicolor/*` alongside other icons for user-installed apps.
 
-## `kde-konsole`
+#### `kde-konsole`
 
 My Konsole profile, as well as some additional configuration for default window
 size on different screens. You can see what screen sizes I use in here!
@@ -75,19 +75,19 @@ about. You will probably want to skip-worktree this file as well:
 
     git update-index --skip-worktree kde-konsole/.config/konsolerc
 
-## `kde-krunner`
+#### `kde-krunner`
 
 Just adds a `.desktop` entry that launches krunner. Mostly useful as a thing I
 used to keep on my application switcher, but nowadays I don't really use it - if
 I have a launcher icon on my dock at all, it'll be a proper switcher so I can
 log out/shutdown/etc without my keyboard if I need to.
 
-## `kde-kwin-apprules`
+#### `kde-kwin-apprules`
 
 Custom application rules for `kwin`. Files in `~/.local/share/color-schemes`
 come from [my repo of KDE titlebar color schemes][colors].
 
-## `kde-spectacle`
+#### `kde-spectacle`
 
 Configures Spectacle to act more like ShareX or macOS's screenshot tool by
 default - pressing print screen will bring up rectangle select, and hitting