diff --git a/framework/h/attribute.go b/framework/h/attribute.go
index 9232776..afb207d 100644
--- a/framework/h/attribute.go
+++ b/framework/h/attribute.go
@@ -125,6 +125,14 @@ func D(value string) Ren {
 	return Attribute("d", value)
 }
 
+func Alt(value string) Ren {
+	return Attribute("alt", value)
+}
+
+func For(value string) Ren {
+	return Attribute("for", value)
+}
+
 func Type(name string) Ren {
 	return Attribute("type", name)
 }
diff --git a/framework/h/render_test.go b/framework/h/render_test.go
index 1b5a2a2..0ea8394 100644
--- a/framework/h/render_test.go
+++ b/framework/h/render_test.go
@@ -103,3 +103,180 @@ func TestConditional(t *testing.T) {
 	)
 	assert.Equal(t, "<div ></div>", result)
 }
+
+func BenchmarkMailTo(b *testing.B) {
+	b.ReportAllocs()
+	ctx := RenderContext{
+		builder: &strings.Builder{},
+	}
+	for i := 0; i < b.N; i++ {
+		MailTo().Render(&ctx)
+		ctx.builder.Reset()
+	}
+}
+
+func BenchmarkComplexPage(b *testing.B) {
+	b.ReportAllocs()
+	ctx := RenderContext{
+		builder: &strings.Builder{},
+	}
+	for i := 0; i < b.N; i++ {
+		ComplexPage().Render(&ctx)
+		ctx.builder.Reset()
+	}
+}
+
+func ComplexPage() *Element {
+	return Html(
+		Head(
+			Meta("title", "Complex Page"),
+			Meta(
+				"charset",
+				"UTF-8",
+			),
+			Meta(
+				"viewport",
+				"width=device-width, initial-scale=1.0",
+			),
+			Link(
+				"stylesheet",
+				"https://example.com/styles.css",
+			),
+		),
+		Body(
+			Header(
+				Class("bg-gray-800 text-white py-4"),
+				Div(
+					Class("container mx-auto"),
+					H1(Class("text-3xl font-bold"), Text("Welcome to the Complex Page")),
+					Nav(
+						Ul(
+							Class("flex space-x-4"),
+							Li(A(Href("#"), Text("Home"))),
+							Li(A(Href("#"), Text("About"))),
+							Li(A(Href("#"), Text("Services"))),
+							Li(A(Href("#"), Text("Contact"))),
+						),
+					),
+				),
+			),
+			Main(
+				Class("container mx-auto mt-10"),
+				Section(
+					Class("grid grid-cols-3 gap-4"),
+					Article(
+						Class("col-span-2"),
+						H2(Class("text-2xl font-semibold mb-4"), Text("Featured Article")),
+						Img(Src("https://example.com/featured.jpg"), Alt("Featured Image")),
+						P(Class("mt-2 text-lg"), Text("This is a large article to test rendering performance.")),
+					),
+					Aside(
+						Class("bg-gray-100 p-4"),
+						H3(Class("text-xl font-bold"), Text("Related Links")),
+						Ul(
+							Li(A(Href("#"), Text("Related Link 1"))),
+							Li(A(Href("#"), Text("Related Link 2"))),
+							Li(A(Href("#"), Text("Related Link 3"))),
+						),
+					),
+				),
+				Section(
+					Class("my-8"),
+					H2(Class("text-2xl font-semibold mb-4"), Text("User Registration Form")),
+					Form(
+						Post("/register", "click"),
+						Div(
+							Class("grid grid-cols-2 gap-4"),
+							Label(For("first_name"), Text("First Name")),
+							Input("text", Id("first_name"), Name("first_name"), Class("border p-2 w-full")),
+							Label(For("last_name"), Text("Last Name")),
+							Input("text", Id("last_name"), Name("last_name"), Class("border p-2 w-full")),
+							Label(For("email"), Text("Email")),
+							Input("email", Id("email"), Name("email"), Class("border p-2 w-full")),
+							Label(For("password"), Text("Password")),
+							Input("password", Id("password"), Name("password"), Class("border p-2 w-full")),
+						),
+						Button(
+							Type("submit"),
+							Class("bg-blue-500 text-white py-2 px-4 mt-4"),
+							Text("Register"),
+						),
+					),
+				),
+				Section(
+					Class("my-8"),
+					H2(Class("text-2xl font-semibold mb-4"), Text("Data Table")),
+					Table(
+						Class("table-auto w-full border-collapse border"),
+						THead(
+							Tr(
+								Th(Class("border px-4 py-2"), Text("ID")),
+								Th(Class("border px-4 py-2"), Text("Name")),
+								Th(Class("border px-4 py-2"), Text("Age")),
+								Th(Class("border px-4 py-2"), Text("Occupation")),
+							),
+						),
+						TBody(
+							Tr(
+								Td(Class("border px-4 py-2"), Text("1")),
+								Td(Class("border px-4 py-2"), Text("John Doe")),
+								Td(Class("border px-4 py-2"), Text("28")),
+								Td(Class("border px-4 py-2"), Text("Engineer")),
+							),
+							Tr(
+								Td(Class("border px-4 py-2"), Text("2")),
+								Td(Class("border px-4 py-2"), Text("Jane Smith")),
+								Td(Class("border px-4 py-2"), Text("34")),
+								Td(Class("border px-4 py-2"), Text("Designer")),
+							),
+							Tr(
+								Td(Class("border px-4 py-2"), Text("3")),
+								Td(Class("border px-4 py-2"), Text("Alice Johnson")),
+								Td(Class("border px-4 py-2"), Text("45")),
+								Td(Class("border px-4 py-2"), Text("Manager")),
+							),
+						),
+					),
+				),
+			),
+			Footer(
+				Class("bg-gray-800 text-white py-4 mt-10"),
+				Div(
+					Class("container mx-auto text-center"),
+					Text("© 2024 Complex Page Inc. All rights reserved."),
+				),
+			),
+		),
+	)
+}
+
+func MailTo() *Element {
+	return Div(
+		H1(
+			Text("Contact Us"),
+		),
+		Div(
+			Style("font-family: 'sans-serif'"),
+			Id("test"),
+			Attribute("data-contents", `something with "quotes" and a <tag>`),
+			Div(
+				Text("email:"),
+				A(
+					Href("mailto:"+"test@htmgo.dev"),
+					Text("Email me"),
+				),
+			),
+		),
+		Hr(
+			Attribute("noshade", ""),
+		),
+		Hr(
+			Attribute("optionA", ""),
+			Attribute("optionB", ""),
+			Attribute("optionC", "other"),
+		),
+		Hr(
+			Attribute("noshade", ""),
+		),
+	)
+}
diff --git a/framework/h/renderer.go b/framework/h/renderer.go
index ecd2635..a3e4021 100644
--- a/framework/h/renderer.go
+++ b/framework/h/renderer.go
@@ -3,6 +3,7 @@ package h
 import (
 	"fmt"
 	"github.com/maddalax/htmgo/framework/hx"
+	"golang.org/x/net/html"
 	"strings"
 )
 
@@ -25,7 +26,8 @@ func (node *Element) Render(context *RenderContext) {
 	// some elements may not have a tag, such as a Fragment
 
 	if node.tag != "" {
-		context.builder.WriteString("<" + node.tag)
+		context.builder.WriteString("<")
+		context.builder.WriteString(node.tag)
 		context.builder.WriteString(" ")
 
 		for name, value := range node.attributes {
@@ -34,7 +36,7 @@ func (node *Element) Render(context *RenderContext) {
 	}
 
 	// first pass, flatten the children
-	flatChildren := make([]Ren, 0)
+	flatChildren := make([]Ren, 0, len(node.children))
 	for _, child := range node.children {
 		switch child.(type) {
 		case *ChildList:
@@ -75,7 +77,9 @@ func (node *Element) Render(context *RenderContext) {
 
 	if node.tag != "" {
 		renderScripts(context)
-		context.builder.WriteString("</" + node.tag + ">")
+		context.builder.WriteString("</")
+		context.builder.WriteString(node.tag)
+		context.builder.WriteString(">")
 	}
 }
 
@@ -87,7 +91,11 @@ func renderScripts(context *RenderContext) {
 }
 
 func (a *AttributeR) Render(context *RenderContext) {
-	context.builder.WriteString(fmt.Sprintf(`%s="%s"`, a.Name, a.Value))
+	context.builder.WriteString(a.Name)
+	context.builder.WriteString(`=`)
+	context.builder.WriteString(`"`)
+	context.builder.WriteString(html.EscapeString(a.Value))
+	context.builder.WriteString(`"`)
 }
 
 func (t *TextContent) Render(context *RenderContext) {
diff --git a/framework/h/tag.go b/framework/h/tag.go
index 59ace19..c085df7 100644
--- a/framework/h/tag.go
+++ b/framework/h/tag.go
@@ -356,8 +356,8 @@ func Children(children ...Ren) *ChildList {
 	return NewChildList(children...)
 }
 
-func Label(text string) *Element {
-	return Tag("label", Text(text))
+func Label(children ...Ren) *Element {
+	return Tag("label", children...)
 }
 
 func IFrame(src string) *Element {
@@ -400,8 +400,8 @@ func Header(children ...Ren) *Element {
 	return Tag("header", children...)
 }
 
-func Hr() *Element {
-	return Tag("hr")
+func Hr(children ...Ren) *Element {
+	return Tag("hr", children...)
 }
 
 func LabelFor(id string, text string) *Element {
@@ -420,6 +420,10 @@ func Ul(children ...Ren) *Element {
 	return Tag("ul", children...)
 }
 
+func Li(children ...Ren) *Element {
+	return Tag("li", children...)
+}
+
 func Select(children ...Ren) *Element {
 	return Tag("select", children...)
 }