diff --git a/lua/Filetype/Html.lua b/lua/Filetype/Html.lua
deleted file mode 100644
index 8b13789..0000000
--- a/lua/Filetype/Html.lua
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/lua/Filetype/c.lua b/lua/Filetype/c.lua
new file mode 100644
index 0000000..e69de29
diff --git a/lua/Filetype/markdown.lua b/lua/Filetype/markdown.lua
index ea443c7..475f03b 100644
--- a/lua/Filetype/markdown.lua
+++ b/lua/Filetype/markdown.lua
@@ -1,4 +1,4 @@
 local map = vim.api.nvim_set_keymap
-local openPreview = ":CocCommand markdown-preview-enhanced.openPreview<CR>:CocCommand markdown-preview-enhanced.openPreviewBackground<CR>"
+local openPreview = ":CocCommand markdown-preview-enhanced.openPreview<CR>"
 
 map('n', '<leader>r', openPreview, {noremap = false})