diff --git a/commands/build.v b/commands/build.v
index 1f52839..e8b40cd 100644
--- a/commands/build.v
+++ b/commands/build.v
@@ -45,8 +45,8 @@ fn new_build_cmd() cli.Command {
 		execute: fn (cmd cli.Command) ! {
 			mut logger := log.Log{}
 			logger.set_level(log.Level.info)
-			config := load_config(commands.default_config)!
-			build(config, mut logger) or {
+			conf := load_config(commands.default_config)!
+			build(conf, mut logger) or {
 				logger.error(err.msg())
 				println('Build failed')
 			}
@@ -99,13 +99,37 @@ fn get_content(path string) !string {
 	return markdown.to_html(md)
 }
 
+fn check_layout(path string) bool {
+	// check if layout is specified in front matter
+	// if not, use default layout
+	// if specified, check if layout file exists
+	// if not, return error
+	return true
+}
+
 fn (mut b Builder) md2html(md_path string) ! {
 	// get html body content from md
+	b.logger.info('start md to html: ${md_path}')
 	content := get_content(md_path)!
 	// want to change from contents to content
 	b.config_map['contents'] = content
-	html := template.parse(b.template_content, b.config_map)
+
+	// parse template
 	html_path := get_html_path(md_path)
+	dir := os.dir(md_path)
+	mut template_content := ''
+	if os.exists('layouts/${html_path}') {
+		b.logger.info('use custom template: layouts/${html_path}')
+		template_content = os.read_file('layouts/${html_path}')!
+	} else if os.exists('layouts/${dir}/index.html') {
+		b.logger.info('use custom template: layouts/${dir}/index.html')
+		template_content = os.read_file('layouts/${dir}/index.html')!
+	} else {
+		b.logger.info('use default template')
+		template_content = b.template_content
+	}
+
+	html := template.parse(template_content, b.config_map)
 	dist_path := os.join_path(b.dist, html_path)
 	if !os.exists(os.dir(dist_path)) {
 		os.mkdir_all(os.dir(dist_path))!
@@ -148,14 +172,14 @@ fn (mut b Builder) is_ignore(path string) bool {
 	return false
 }
 
-fn build(config config.Config, mut logger log.Log) ! {
+fn build(conf config.Config, mut logger log.Log) ! {
 	println('Start building')
 	mut sw := time.new_stopwatch()
 	mut b := new_builder(logger)
 	template_content := os.read_file(commands.default_template)!
 	b.template_content = template_content
-	b.config = config
-	b.config_map = config.as_map()
+	b.config = conf
+	b.config_map = conf.as_map()
 
 	b.create_dist_dir()!
 	// copy static dir files
@@ -166,7 +190,7 @@ fn build(config config.Config, mut logger log.Log) ! {
 	logger.info('start md to html')
 	for path in mds {
 		if b.is_ignore(path) {
-			logger.info('$path is included in ignore_files, skip build')
+			logger.info('${path} is included in ignore_files, skip build')
 			continue
 		}
 		b.md2html(path)!
diff --git a/commands/serve.v b/commands/serve.v
index 8816348..046fcfb 100644
--- a/commands/serve.v
+++ b/commands/serve.v
@@ -73,7 +73,7 @@ mut:
 	time_stamp i64
 }
 
-fn watch(path string, config config.Config, mut logger log.Log) {
+fn watch(path string, conf config.Config, mut logger log.Log) {
 	mut res := []string{}
 	os.walk_with_context(path, &res, fn (mut res []string, fpath string) {
 		res << fpath
@@ -96,10 +96,10 @@ fn watch(path string, config config.Config, mut logger log.Log) {
 			}
 			now := os.file_last_mod_unix(w.path)
 			if now > w.time_stamp {
-				println('modified file: $w.path')
+				println('modified file: ${w.path}')
 				w.time_stamp = now
 
-				build(config, mut logger) or {
+				build(conf, mut logger) or {
 					logger.error(err.msg())
 					println('Build failed')
 				}
@@ -117,18 +117,18 @@ fn serve(mut logger log.Log) ! {
 		port: commands.cport
 	}
 
-	local_base_url := 'http://localhost:$commands.cport/'
-	mut config := load_config(default_config)!
-	config.base_url = local_base_url
+	local_base_url := 'http://localhost:${commands.cport}/'
+	mut conf := load_config(default_config)!
+	conf.base_url = local_base_url
 	println(local_base_url)
 
 	// build before server startup
-	build(config, mut logger) or {
+	build(conf, mut logger) or {
 		logger.error(err.msg())
 		println('Build failed')
 	}
 
-	w := go watch('.', config, mut logger)
+	w := spawn watch('.', conf, mut logger)
 	server.listen_and_serve()
 
 	w.wait()
diff --git a/commands/vss.v b/commands/vss.v
index b5dae5c..f63864e 100644
--- a/commands/vss.v
+++ b/commands/vss.v
@@ -6,7 +6,7 @@ import cli
 pub fn execute() {
 	mut app := cli.Command{
 		name: 'vss'
-		version: '0.1.0'
+		version: '0.2.0'
 		description: 'static site generator'
 		execute: fn (cmd cli.Command) ! {
 			println(cmd.help_message())
diff --git a/example/layouts/about.html b/example/layouts/about.html
new file mode 100644
index 0000000..ce23532
--- /dev/null
+++ b/example/layouts/about.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+
+<head>
+    <meta charset="utf-8">
+    <title>@title</title>
+    <base href="@base_url">
+    <meta name="description" content="@description" />
+    <link href="https://fonts.googleapis.com/css2?family=VT323&display=swap" rel="stylesheet" />
+</head>
+
+<body>
+    @contents
+</body>
diff --git a/example/layouts/post/index.html b/example/layouts/post/index.html
new file mode 100644
index 0000000..f12fe69
--- /dev/null
+++ b/example/layouts/post/index.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+
+<head>
+    <meta charset="utf-8">
+    <title>@title</title>
+    <base href="@base_url"> 
+    <meta name="description" content="@description" />
+</head>
+
+<body>
+	<header> Post </header>
+
+    @contents
+</body>
diff --git a/internal/config/config.v b/internal/config/config.v
index a8b0be0..d68349c 100644
--- a/internal/config/config.v
+++ b/internal/config/config.v
@@ -24,8 +24,8 @@ pub mut:
 pub fn load(toml_text string) !Config {
 	doc := toml.parse_text(toml_text)!
 
-	mut config := doc.reflect<Config>()
-	config.build = doc.value('build').reflect<Build>()
+	mut config := doc.reflect[Config]()
+	config.build = doc.value('build').reflect[Build]()
 
 	return config
 }