diff --git a/config/nvim/init.lua b/config/nvim/init.lua
index f433e35..a8afac0 100644
--- a/config/nvim/init.lua
+++ b/config/nvim/init.lua
@@ -409,14 +409,16 @@ cmp.setup {
         completion = { completeopt = 'menu,menuone,noinsert,noselect' },
     },
     window = {
+        -- completion = cmp.config.window.bordered(),
+        -- documentation = cmp.config.window.bordered(),
         documentation = {
             winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
-            border = "single",
-        },
-        completion = {
-            winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
-            border = "single",
+            -- border = "single",
         },
+        -- completion = {
+        --     winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
+        --     border = "single",
+        -- },
     },
     snippet = {
         expand = function(args)
@@ -471,14 +473,16 @@ cmp.setup {
 cmp.setup.cmdline({ '/', '?' }, {
     mapping = cmp.mapping.preset.cmdline(),
     window = {
-        documentation = {
-            winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
-            border = "single",
-        },
-        completion = {
-            winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
-            border = "single",
-        },
+        -- completion = cmp.config.window.bordered(),
+        -- documentation = cmp.config.window.bordered(),
+        -- documentation = {
+        --     winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
+        --     border = "single",
+        -- },
+        -- completion = {
+        --     winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
+        --     border = "single",
+        -- },
     },
     sources = {
         { name = 'buffer' }
@@ -488,14 +492,16 @@ cmp.setup.cmdline({ '/', '?' }, {
 cmp.setup.cmdline(':', {
     mapping = cmp.mapping.preset.cmdline(),
     window = {
-        documentation = {
-            winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
-            border = "single",
-        },
-        completion = {
-            winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
-            border = "single",
-        },
+        -- completion = cmp.config.window.bordered(),
+        -- documentation = cmp.config.window.bordered(),
+        -- documentation = {
+        --     winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
+        --     border = "single",
+        -- },
+        -- completion = {
+        --     winhighlight = 'Normal:Pmenu,FloatBorder:Pmenu,Search:None',
+        --     border = "single",
+        -- },
     },
     sources = cmp.config.sources({
         { name = 'path' }
@@ -598,7 +604,10 @@ vim.keymap.set('n', '<A-f>', ":Format<cr>", { desc = 'Format code', silent = tru
 vim.keymap.set('n', '<leader>gg', ":LazyGitCurrentFile<cr>", { desc = 'Format code', silent = true })
 vim.keymap.set('n', '<C-m>', ":make<cr>", { desc = 'Format code', silent = true })
 vim.keymap.set('n', '<C-n>', ":make clean<cr>", { desc = 'Format code', silent = true })
+vim.keymap.set('n', '<leader>n', ":tabnew<cr>", { desc = 'Format code', silent = true })
+vim.keymap.set('n', '<leader>c', ":tabclose<cr>", { desc = 'Format code', silent = true })
 
 -- Customization for Pmenu
--- vim.api.nvim_set_hl(0, "PmenuSel", { bg = "#555555", fg = "NONE" })
--- vim.api.nvim_set_hl(0, "Pmenu", { fg = "#C5CDD9", bg = "#000000" })
+vim.api.nvim_set_hl(0, "PmenuSel", { bg = "#555555", fg = "NONE" })
+vim.api.nvim_set_hl(0, "Pmenu", { fg = "#C5CDD9", bg = "#000000" })
+vim.api.nvim_set_hl(0, "CmpItemAbbr", { fg = "#eeeeee", bg = "NONE" })