diff --git a/lua/keybindings.lua b/lua/keybindings.lua
index 5c35bb4..8ba73a6 100644
--- a/lua/keybindings.lua
+++ b/lua/keybindings.lua
@@ -1,10 +1,14 @@
 vim.g.mapleader = " "
 
-vim.keymap.set("n", "<leader>mk", "<cmd>MarkdownPreview<cr>", { silent = true })
+# markdown 
+vim.keymap.set("n", "<leader>mks", "<cmd>MarkdownPreview<cr>", { silent = true })
+vim.keymap.set("n", "<leader>mkc", "<cmd>MarkdownPreviewStop<cr>", { silent = true })
+
+# tree
 vim.keymap.set("n", "<leader>ds", "<cmd>NvimTreeToggle<cr>", { silent = true })
 vim.keymap.set("n", "<leader>dc", "<cmd>NvimTreeClose<cr>", { silent = true })
 
-
+# buffer
 vim.keymap.set("n", "<leader>bp", "<cmd>BufferLineCyclePrev<cr>", { silent = true })
 vim.keymap.set("n", "<leader>bn", "<cmd>BufferLineCycleNext<cr>", { silent = true })
 vim.keymap.set("n", "<leader>bd", "<cmd>bd<cr>", { silent = true })