---
title: "tt1-block-header-video-duotone"
date: "2022-09-29"
author: Justin Tadlock
url: "https://gutenbergtimes.com/building-a-block-based-header-template-in-a-classic-theme/tt1-block-header-video-duotone/"
---

[![](https://i0.wp.com/gutenbergtimes.com/wp-content/uploads/2022/09/tt1-block-header-video-duotone.jpg?fit=300%2C144&ssl=1)](https://i0.wp.com/gutenbergtimes.com/wp-content/uploads/2022/09/tt1-block-header-video-duotone.jpg?ssl=1)