---
layout: default
title: Advanced
permalink: /template-editor/advanced/
parent: Template Editor
has_children: true
nav_order: 5
description: >-
  Advanced template editor guides for sizing, positioning, panels, and Extra CSS.
---
# Advanced
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Use these pages when the layout needs more control.
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Most templates can be built with the normal block controls. Use these guides when the layout needs to stay responsive, content length changes between renders, or the built-in controls need a little help.

| Guide | Description |
|:------|:------------|
| [Sizing and Positioning](/template-editor/advanced/sizing-positioning/) | How blocks size and move on the canvas and inside panels |
| [Panels](/template-editor/advanced/panels/) | When to use free, flex, grid, and table panels |
| [Extra CSS](/template-editor/advanced/extra-css/) | Add CSS for cases the editor controls do not cover |