diff --git a/render.go b/render.go
index 870accc..e29cb70 100644
--- a/render.go
+++ b/render.go
@@ -34,22 +34,17 @@ func (a *App) JSON(w http.ResponseWriter, code int, v any) {
 	json.NewEncoder(w).Encode(v)
 }
 
-func (a *App) HTML(w http.ResponseWriter, code int, layout, page string, td *TemplateData) {
+func (a *App) HTML(w http.ResponseWriter, r *http.Request, code int, layout string, page string, td *TemplateData) {
 	w.Header().Set("Content-Type", "text/html; charset=utf-8")
 	w.WriteHeader(code)
-	err := a.Templates.Template(w, layout, page, td)
+
+	err := a.Templates.Render(w, layout, page, td, r.Header.Get("HX-Request") != "true")
 	if err != nil {
-		slog.Error("error rendering template", "error", err)
+		slog.Error("error rendering", "layout", layout, "page", page, "error", err)
 		http.Error(w, err.Error(), http.StatusInternalServerError)
-		return
 	}
 }
 
 func (a *App) RenderComponent(name string, td *TemplateData) (string, error) {
-	result, err := a.Templates.RenderComponent(name, td)
-	if err != nil {
-		slog.Error("error rendering component", "component", name, "error", err)
-		return "", err
-	}
-	return result, nil
+	return a.Templates.RenderComponent(name, td)
 }
diff --git a/templates.go b/templates.go
index d70c9f9..70a41ec 100644
--- a/templates.go
+++ b/templates.go
@@ -3,6 +3,7 @@ package goblocks
 import (
 	"bytes"
 	"errors"
+	"fmt"
 	"html/template"
 	"log/slog"
 	"maps"
@@ -38,8 +39,9 @@ func defaultHTMLRender() *Render {
 		TemplatesPath: "templates",
 		TemplateData:  TemplateData{},
 		Functions: template.FuncMap{
-			"default": defaultIfEmpty,
-			"dict":    Dict,
+			"default":  defaultIfEmpty,
+			"dict":     Dict,
+			"duration": Duration,
 		},
 		templateCache: templateCache{},
 	}
@@ -74,18 +76,36 @@ func cloneFuncMap(src template.FuncMap) template.FuncMap {
 	return c
 }
 
-func (re *Render) Template(w http.ResponseWriter, layoutName, pageName string, td *TemplateData) error {
+func (re *Render) Render(w http.ResponseWriter, layoutName, pageName string, td *TemplateData, useLayout bool) error {
 	if td == nil {
 		td = &TemplateData{}
 	}
 
+	if !useLayout {
+		path := filepath.Join(re.TemplatesPath, "pages", pageName)
+
+		funcs := cloneFuncMap(re.Functions)
+		tmpl, err := template.New(strings.TrimSuffix(pageName, ".gohtml")).Funcs(funcs).ParseFiles(path)
+		if err != nil {
+			return err
+		}
+
+		var buf bytes.Buffer
+		if err := tmpl.ExecuteTemplate(&buf, strings.TrimSuffix(pageName, ".gohtml"), td); err != nil {
+			return err
+		}
+
+		_, err = buf.WriteTo(w)
+		return err
+	}
+
 	tmpl, err := re.loadTemplateWithLayout(layoutName, pageName)
 	if err != nil {
 		return err
 	}
 
-	buf := new(bytes.Buffer)
-	if err = tmpl.ExecuteTemplate(buf, strings.TrimSuffix(layoutName, ".gohtml"), td); err != nil {
+	var buf bytes.Buffer
+	if err := tmpl.ExecuteTemplate(&buf, strings.TrimSuffix(layoutName, ".gohtml"), td); err != nil {
 		return err
 	}
 
@@ -103,6 +123,7 @@ func (re *Render) RenderComponent(name string, td *TemplateData) (string, error)
 	files := []string{path}
 	matches, err := filepath.Glob(filepath.Join(re.TemplatesPath, "components", "*.gohtml"))
 	if err != nil {
+		slog.Error("error loading component files", "error", err)
 		return "", err
 	}
 	files = append(files, matches...)
@@ -110,11 +131,15 @@ func (re *Render) RenderComponent(name string, td *TemplateData) (string, error)
 	funcs := cloneFuncMap(re.Functions)
 	tmpl, err := template.New(name).Funcs(funcs).ParseFiles(files...)
 	if err != nil {
+		slog.Error("error loading component files", "error", err)
 		return "", err
 	}
 
 	var buf bytes.Buffer
 	err = tmpl.ExecuteTemplate(&buf, strings.TrimSuffix(name, ".gohtml"), td)
+	if err != nil {
+		slog.Error("error executing component template", "error", err)
+	}
 	return buf.String(), err
 }
 
@@ -342,3 +367,13 @@ func FormatDateSpanish(date time.Time) string {
 
 	return dayName + ", " + strconv.Itoa(day) + " de " + month + " de " + strconv.Itoa(year)
 }
+
+func Duration(start, end time.Time) string {
+	if end.IsZero() {
+		end = time.Now()
+	}
+	d := end.Sub(start)
+	h := int(d.Hours())
+	m := int(d.Minutes()) % 60
+	return fmt.Sprintf("%d:%02d", h, m)
+}