@@ -17,8 +17,8 @@
 func Homepage(site SiteSettings, vars HomepageVars, content g.Node) g.Node {
 	return Layout(site, PageSettings{
 		Title:      site.Title,
-		TitleAttrs: Class("p-name u-url"),
-		BodyAttrs:  Class("h-card"),
+		TitleAttrs: Attrs{"class": "p-name u-url"},
+		BodyAttrs:  Attrs{"class": "h-card"},
 	},
 		Div(
 			ID("content"),

@@ -14,10 +14,37 @@ Menu             []config.MenuItem
 	InjectLiveReload bool
 }
 
+type Attrs map[string]string
+
 type PageSettings struct {
 	Title      string
-	TitleAttrs g.Node
-	BodyAttrs  g.Node
+	TitleAttrs Attrs
+	BodyAttrs  Attrs
+}
+
+// Map a map of anything to a [Group] (which is just a slice of [Node]-s).
+func MapMap[K comparable, T any](ts map[K]T, cb func(K, T) g.Node) g.Group {
+	nodes := make([]g.Node, 0, len(ts))
+	for k, t := range ts {
+		nodes = append(nodes, cb(k, t))
+	}
+
+	return nodes
+}
+
+func extendAttrs(base Attrs, attrs Attrs) g.Node {
+	m := base
+	for key, value := range attrs {
+		if v, found := base[key]; found {
+			m[key] = v + " " + value
+		} else {
+			m[key] = value
+		}
+	}
+
+	return MapMap(m, func(k string, v string) g.Node {
+		return g.Attr(k, v) // can't inline this because it uses ...value, grr
+	})
 }
 
 func Layout(site SiteSettings, page PageSettings, children ...g.Node) g.Node {
@@ -37,10 +64,16 @@ ),
 				StyleEl(g.Raw(CSS)),
 			),
 			Body(
+				extendAttrs(page.BodyAttrs, nil),
 				A(Class("skip"), Href("#main"), g.Text("Skip to main content")),
 				Header(
 					H2(
-						A(page.TitleAttrs, Class("title p-name"), Href("/"), g.Text(site.Title)),
+						A(
+							extendAttrs(Attrs{
+								"class": "title p-name",
+								"href":  "/",
+							}, page.TitleAttrs),
+							g.Text(site.Title)),
 					),
 					Nav(
 						g.Map(site.Menu, func(item config.MenuItem) g.Node {

@@ -15,7 +15,7 @@
 func TagPage(site SiteSettings, vars TagPageVars) g.Node {
 	return Layout(site, PageSettings{
 		Title:      vars.Tag,
-		TitleAttrs: Class("p-author h-card"),
+		TitleAttrs: Attrs{"class": "p-author h-card"},
 	}, Div(
 		ID("content"),
 		Div(Class("filter"),
@@ -35,7 +35,7 @@
 func ListPage(site SiteSettings, vars ListPageVars) g.Node {
 	return Layout(site, PageSettings{
 		Title:      site.Title,
-		TitleAttrs: Class("p-author h-card"),
+		TitleAttrs: Attrs{"class": "p-author h-card"},
 	},
 		Div(
 			ID("content"),

@@ -10,7 +10,7 @@
 func Page(site SiteSettings, page *content.Post) g.Node {
 	return Layout(site, PageSettings{
 		Title:      page.Title,
-		TitleAttrs: g.Group([]g.Node{Class("h-card"), Rel("author")}),
+		TitleAttrs: Attrs{"class": "h-card", "rel": "author"},
 	}, Article(
 		Header(
 			H1(Class("p-name"), g.Text(page.Title)),

@@ -13,8 +13,8 @@
 func PostPage(site SiteSettings, post *content.Post) g.Node {
 	return Layout(site, PageSettings{
 		Title:      post.Title,
-		TitleAttrs: g.Group([]g.Node{Class("p-author h-card"), Rel("author")}),
-		BodyAttrs:  Class("h-entry"),
+		TitleAttrs: Attrs{"class": "p-author h-card", "rel": "author"},
+		BodyAttrs:  Attrs{"class": "h-entry"},
 	}, Article(
 		Header(
 			H1(Class("p-name"), g.Text(post.Title)),