Screen center at up/down

lua/mzpx/core/keymaps.lua

@@ -21,7 +21,7 @@ local base_comment = ""
 
 -- ************************************************************************************************
 -- 
--- NORMAL MODE
+-- NORMAL mode
 --
 -- ************************************************************************************************
 
@@ -71,6 +71,13 @@ keymap.set( "n", "<leader>tx",  ":tabclose<CR>"     )   -- close current tab
 keymap.set( "n", "<leader>tn",  ":tabn<CR>"         )   -- go to next tab
 keymap.set( "n", "<leader>tp",  ":tabp<CR>"         )   -- go to prev tab
 
+
+--
+-- Page movement with center alignment
+--
+keymap.set( "n", "<C-d>", "<C-d>zz", { desc = "Half page down"} )
+keymap.set( "n", "<C-u>", "<C-u>zz", { desc = "Half page up"}   )
+
 --
 -- diagnostic warning/error navigation
 --