diff --git a/README.md b/README.md
index 152485b..a30fa34 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ A Neovim plugin to interact with [Memos](https://github.com/usememos/memos) righ
 -   **Delete Memos**: Delete memos directly from the list.
 -   **Customizable**: Configure API endpoints, keymaps, and more.
 -   **First-time Setup**: On first launch, you will be prompted to enter your Memos host and token. You can choose to save these permanently.
+-   **Floating Window**: Optional LazyVim-style floating window for the memo list.
 
 ## 📦 Installation
 
@@ -75,6 +76,13 @@ require("memos").setup({
 
   -- Auto-save the memo when leaving insert mode or holding the cursor.
   auto_save = false,
+ -- Window configuration
+  window = {
+        enable_float = false, -- Set to true to open the list in a floating window
+        width = 0.85,         -- Width ratio (0.0 to 1.0)
+        height = 0.85,        -- Height ratio (0.0 to 1.0)
+        border = "rounded",   -- Border style: "single", "double", "rounded", "solid", "shadow"
+      },
 
   -- Set to false or nil to disable a keymap
   keymaps = {
@@ -117,6 +125,7 @@ require("memos").setup({
 -   **删除 Memos**: 直接从列表中删除 memo。
 -   **可定制**: 可配置 API 地址、快捷键等。
 -   **首次启动引导**: 首次启动时会提示输入 Memos 的 host 和 token，并询问是否永久保存。
+-   **浮动窗口**: 可选的 LazyVim 风格浮动窗口来展示 memo 列表。
 
 ## 📦 安装
 
@@ -181,6 +190,13 @@ require("memos").setup({
 
   -- 当离开插入模式或光标静止时，自动保存 memo。
   auto_save = false,
+  -- 窗口配置
+  window = {
+        enable_float = false, -- 设置为 true 以在浮动窗口中打开列表
+        width = 0.85,         -- 宽度比例 (0.0 到 1.0)
+        height = 0.85,        -- 高度比例 (0.0 到 1.0)
+        border = "rounded",   -- 边框样式: "single", "double", "rounded", "solid", "shadow"
+      },
 
   -- 设置为 false 或 nil 可以禁用某个快捷键
   keymaps = {
diff --git a/doc/memos.nvim.txt b/doc/memos.nvim.txt
index 5323b3a..83069f4 100644
--- a/doc/memos.nvim.txt
+++ b/doc/memos.nvim.txt
@@ -43,6 +43,13 @@ require("memos").setup({
   -- Number of memos to fetch per page
   pageSize = 50,
   auto_save = false,
+  -- Window configuration
+  window = {
+    enable_float = false, -- Set to true to open the list in a floating window
+    width = 0.85,         -- Width ratio (0.0 to 1.0)
+    height = 0.85,        -- Height ratio (0.0 to 1.0)
+    border = "rounded",   -- Border style: "single", "double", "rounded", "solid", "shadow"
+  },
   -- Set to false or nil to disable a keymap
   keymaps = {
     -- Keymap to open the memos list. Default: <leader>mm
diff --git a/lua/memos/init.lua b/lua/memos/init.lua
index 7452395..e6e5d6e 100644
--- a/lua/memos/init.lua
+++ b/lua/memos/init.lua
@@ -1,29 +1,36 @@
 local M = {}
 
 M.config = {
-    host = nil,
-    token = nil,
-    auto_save = false,
-    page_size = 50,
-    keymaps = {
-        start_memos = "<leader>mm",
-        -- 在列表窗口中的快捷键
-        list = {
-            add_memo = 'a',
-            delete_memo = 'd',
-            delete_memo_visual = 'dd',
-            edit_memo = '<CR>',
-            vsplit_edit_memo = '<Tab>',
-            search_memos = 's',
-            refresh_list = 'r',
-            next_page = '.',
-            quit = 'q'
-        },
-        -- 在编辑和创建窗口中的快捷键
-        buffer = {
-            save = '<leader>ms'
-        }
-    }
+	host = nil,
+	token = nil,
+	auto_save = false,
+	page_size = 50,
+	-- 【新增】窗口配置
+	window = {
+		enable_float = false, -- 默认为 false，设为 true 则开启浮动窗口
+		width = 0.85, -- 宽度占屏幕比例
+		height = 0.85, -- 高度占屏幕比例
+		border = "rounded", -- 边框样式: "single", "double", "rounded", "solid", "shadow"
+	},
+	keymaps = {
+		start_memos = "<leader>mm",
+		-- 在列表窗口中的快捷键
+		list = {
+			add_memo = "a",
+			delete_memo = "d",
+			delete_memo_visual = "dd",
+			edit_memo = "<CR>",
+			vsplit_edit_memo = "<Tab>",
+			search_memos = "s",
+			refresh_list = "r",
+			next_page = ".",
+			quit = "q",
+		},
+		-- 在编辑和创建窗口中的快捷键
+		buffer = {
+			save = "<leader>ms",
+		},
+	},
 }
 
 local config_dir = vim.fn.stdpath("data") .. "/memos.nvim"
@@ -31,96 +38,96 @@ local config_file_path = config_dir .. "/memos_config.json"
 
 -- 【修改】全新的、能处理 host 和 token 的交互式配置函数
 local function prompt_for_config()
-    local function prompt_for_token()
-        vim.ui.input({
-            prompt = "Memos Access Token:",
-            hide = true
-        }, function(token)
-            if token and token ~= "" then
-                M.config.token = token
-                local choice = vim.fn.confirm("Save host and token for future sessions?", "&Yes\n&No", 2)
-                if choice == 1 then
-                    vim.fn.mkdir(config_dir, "p")
-                    -- 将 host 和 token 一起存入 JSON 文件
-                    local config_to_save = {
-                        host = M.config.host,
-                        token = M.config.token
-                    }
-                    vim.fn.writefile({vim.json.encode(config_to_save)}, config_file_path)
-                    vim.notify("Host and token saved permanently.", vim.log.levels.INFO)
-                end
-            else
-                vim.notify("No token entered. Memos plugin will not work.", vim.log.levels.ERROR)
-            end
-        end)
-    end
+	local function prompt_for_token()
+		vim.ui.input({
+			prompt = "Memos Access Token:",
+			hide = true,
+		}, function(token)
+			if token and token ~= "" then
+				M.config.token = token
+				local choice = vim.fn.confirm("Save host and token for future sessions?", "&Yes\n&No", 2)
+				if choice == 1 then
+					vim.fn.mkdir(config_dir, "p")
+					-- 将 host 和 token 一起存入 JSON 文件
+					local config_to_save = {
+						host = M.config.host,
+						token = M.config.token,
+					}
+					vim.fn.writefile({ vim.json.encode(config_to_save) }, config_file_path)
+					vim.notify("Host and token saved permanently.", vim.log.levels.INFO)
+				end
+			else
+				vim.notify("No token entered. Memos plugin will not work.", vim.log.levels.ERROR)
+			end
+		end)
+	end
 
-    if not M.config.host then
-        vim.ui.input({
-            prompt = "Memos Host URL (e.g., http://127.0.0.1:5230):"
-        }, function(host)
-            if host and host ~= "" then
-                M.config.host = host
-                -- 获取到 host 后，接着获取 token
-                prompt_for_token()
-            else
-                vim.notify("No host entered. Memos plugin will not work.", vim.log.levels.ERROR)
-            end
-        end)
-    else
-        -- 如果 host 已存在，只获取 token
-        prompt_for_token()
-    end
+	if not M.config.host then
+		vim.ui.input({
+			prompt = "Memos Host URL (e.g., http://127.0.0.1:5230):",
+		}, function(host)
+			if host and host ~= "" then
+				M.config.host = host
+				-- 获取到 host 后，接着获取 token
+				prompt_for_token()
+			else
+				vim.notify("No host entered. Memos plugin will not work.", vim.log.levels.ERROR)
+			end
+		end)
+	else
+		-- 如果 host 已存在，只获取 token
+		prompt_for_token()
+	end
 end
 
 function M.setup(opts)
-    -- 1. 先加载默认配置
-    local final_config = vim.deepcopy(M.config)
+	-- 1. 先加载默认配置
+	local final_config = vim.deepcopy(M.config)
 
-    -- 2. 加载文件中的配置
-    if vim.fn.filereadable(config_file_path) == 1 then
-        local file_content = vim.fn.readfile(config_file_path)
-        if file_content and #file_content > 0 and file_content[1] ~= "" then
-            local saved_config = vim.json.decode(file_content[1])
-            final_config = vim.tbl_deep_extend("force", final_config, saved_config)
-        end
-    end
+	-- 2. 加载文件中的配置
+	if vim.fn.filereadable(config_file_path) == 1 then
+		local file_content = vim.fn.readfile(config_file_path)
+		if file_content and #file_content > 0 and file_content[1] ~= "" then
+			local saved_config = vim.json.decode(file_content[1])
+			final_config = vim.tbl_deep_extend("force", final_config, saved_config)
+		end
+	end
 
-    -- 3. 加载环境变量 (优先级高于文件)
-    local token_from_env = os.getenv('MEMOS_TOKEN')
-    if token_from_env and token_from_env ~= "" then
-        final_config.token = token_from_env
-    end
-    local host_from_env = os.getenv('MEMOS_HOST')
-    if host_from_env and host_from_env ~= "" then
-        final_config.host = host_from_env
-    end
+	-- 3. 加载环境变量 (优先级高于文件)
+	local token_from_env = os.getenv("MEMOS_TOKEN")
+	if token_from_env and token_from_env ~= "" then
+		final_config.token = token_from_env
+	end
+	local host_from_env = os.getenv("MEMOS_HOST")
+	if host_from_env and host_from_env ~= "" then
+		final_config.host = host_from_env
+	end
 
-    -- 4. 加载用户在 setup() 中直接提供的配置 (优先级最高)
-    final_config = vim.tbl_deep_extend("force", final_config, opts or {})
+	-- 4. 加载用户在 setup() 中直接提供的配置 (优先级最高)
+	final_config = vim.tbl_deep_extend("force", final_config, opts or {})
 
-    M.config = final_config
+	M.config = final_config
 end
 
 -- 【修改】确保在执行任何操作前，配置是完整的
 local function ensure_config(callback)
-    if M.config.host and M.config.token then
-        callback()
-    else
-        prompt_for_config()
-    end
+	if M.config.host and M.config.token then
+		callback()
+	else
+		prompt_for_config()
+	end
 end
 
 function M.create_memo()
-    ensure_config(function()
-        require('memos.ui').create_memo_in_buffer()
-    end)
+	ensure_config(function()
+		require("memos.ui").create_memo_in_buffer()
+	end)
 end
 
 function M.show_list()
-    ensure_config(function()
-        require('memos.ui').show_memos_list()
-    end)
+	ensure_config(function()
+		require("memos.ui").show_memos_list()
+	end)
 end
 
 return M
diff --git a/lua/memos/ui.lua b/lua/memos/ui.lua
index 4585440..e3e4963 100644
--- a/lua/memos/ui.lua
+++ b/lua/memos/ui.lua
@@ -193,25 +193,58 @@ function M.create_memo_in_buffer()
 	M.setup_buffer_for_editing()
 end
 
+-- 【新增】创建居中浮动窗口的辅助函数
+local function create_float_window(buf)
+	local width = math.floor(vim.o.columns * (config.window.width or 0.8))
+	local height = math.floor(vim.o.lines * (config.window.height or 0.8))
+
+	-- 计算居中位置
+	local row = math.floor((vim.o.lines - height) / 2)
+	local col = math.floor((vim.o.columns - width) / 2)
+
+	local opts = {
+		relative = "editor",
+		row = row,
+		col = col,
+		width = width,
+		height = height,
+		style = "minimal",
+		border = config.window.border or "rounded",
+		title = " Memos ",
+		title_pos = "center",
+	}
+
+	return vim.api.nvim_open_win(buf, true, opts)
+end
+
 function M.show_memos_list(filter)
 	current_filter = filter
 	local should_create_buf = true
+	
+	-- 检查 buffer 是否存在且有效
 	if buf_id and vim.api.nvim_buf_is_valid(buf_id) then
 		should_create_buf = false
 	else
-		buf_id = vim.api.nvim_create_buf(true, true)
-		vim.api.nvim_buf_set_name(buf_id, " Memos")
+		buf_id = vim.api.nvim_create_buf(false, true) -- 改为 false, true (unlisted, scratch)
+		vim.api.nvim_buf_set_name(buf_id, "MemosList")
 		vim.bo[buf_id].buftype = "nofile"
 		vim.bo[buf_id].swapfile = false
 		vim.bo[buf_id].filetype = "memos_list"
 		vim.bo[buf_id].modifiable = false
 	end
 
+	-- 检查该 buffer 是否已经在一个窗口中打开
 	local win_id = vim.fn.bufwinid(buf_id)
 	if win_id ~= -1 then
 		vim.api.nvim_set_current_win(win_id)
 	else
-		vim.api.nvim_set_current_buf(buf_id)
+		-- 【修改】根据配置决定打开方式
+		if config.window and config.window.enable_float then
+			create_float_window(buf_id)
+		else
+			-- 传统方式：直接切换到该 buffer
+			vim.api.nvim_set_current_buf(buf_id)
+		end
 	end
 
 	vim.schedule(function()