simplify and add lightness

dot_gitconfig

@@ -22,30 +22,12 @@
 
 [delta]
     line-numbers = true
-    # author: https://github.com/dandavison
-    light = true
-    pink = "#ffe0e0"
-    dark-pink = "#ffc0c0"
-    green = "#d0ffd0"
-    dark-green = "#a0efa0"
-    dark-green-2 = "#067a00"
-    minus-style = normal hoopoe.pink
-    minus-emph-style = normal hoopoe.dark-pink
-    minus-non-emph-style = minus-style
-    plus-style = syntax hoopoe.green
-    plus-emph-style = syntax hoopoe.dark-green
-    plus-non-emph-style = plus-style
-    minus-empty-line-marker-style = minus-style
-    plus-empty-line-marker-style = plus-style
-    commit-decoration-style = blue ol
-    commit-style = raw
+    line-numbers-zero-style = white
+    line-numbers-minus-style = bold red
+    line-numbers-plus-style = bold green
     file-style = omit
-    hunk-header-decoration-style = blue box
-    hunk-header-file-style = red
-    hunk-header-line-number-style = hoopoe.dark-green-2
-    hunk-header-style = file #line-number syntax
-    syntax-theme = GitHub
-    zero-style = syntax
+    hunk-header-style = file
+    syntax-theme = base16
 
 [rebase]
   autoStash = true