# Essence — Ghost theme documentation > Every documentation page for the Essence Ghost theme, in Markdown. Each link below > is the page itself; drop the `.md` for the version a person reads in a browser. ## Setup - [Install Theme](https://www.priority.vision/docs/essence/getting-started-install-theme.md): How to install Essence Ghost theme. - [Routes Setup](https://www.priority.vision/docs/essence/getting-started-routes-setup.md): Routes setup for Essence Ghost theme. ## Essentials - [Comments](https://www.priority.vision/docs/essence/essentials-comments.md): Essence supports the Native Ghost Comments feature. You can enable or disable comments on your posts. - [Footer](https://www.priority.vision/docs/essence/essentials-footer.md): Essence theme comes with prebuilt footer copyright with links to Ghost and Essence theme. - [Logos](https://www.priority.vision/docs/essence/essentials-logos.md): Ghost provides a way to upload a logo for your site and calls it Publication logo. - [Navigation](https://www.priority.vision/docs/essence/essentials-navigation.md): With Ghost you can add, edit and reorder navigation items. This guide will show you how to create and manage navigation items in your Essence site. - [Social Links](https://www.priority.vision/docs/essence/essentials-social-links.md): Essence theme supports social links provided by Ghost as well as adding custom links. - [Social Sharing](https://www.priority.vision/docs/essence/essentials-social-sharing.md): Essence uses Ghost native share buttons on posts. - [Tables](https://www.priority.vision/docs/essence/essentials-tables.md): The Ghost offers a straightforward method for creating simple tables. Additionally, the Essence theme provides a way to use responsive tables. - [Typography](https://www.priority.vision/docs/essence/essentials-typography.md): How to customize typography and fonts in the Essence Ghost theme. ## Settings - [Site-wide → Background](https://www.priority.vision/docs/essence/settings-sitewide/background.md): Background style settings in Essence theme for Ghost. - [Site-wide → Card Edge](https://www.priority.vision/docs/essence/settings-sitewide/card-edge.md): Card edge highlight settings in Essence theme for Ghost. - [Site-wide → Footer](https://www.priority.vision/docs/essence/settings-sitewide/footer.md): Footer settings in Essence theme for Ghost. - [Site-wide → Post List Cards](https://www.priority.vision/docs/essence/settings-sitewide/post-list-cards.md): Post list card surface settings in Essence theme for Ghost. - [Site-wide → Post Page Cards](https://www.priority.vision/docs/essence/settings-sitewide/post-page-cards.md): Post, page, and comments card surface settings in Essence theme for Ghost. - [Site-wide → Shaders](https://www.priority.vision/docs/essence/settings-sitewide/shaders.md): WebGL shader preset and color settings in Essence theme for Ghost. ## Pages - [Contact](https://www.priority.vision/docs/essence/page-contact.md): How to add contact forms to your Ghost blog using any form service provider. - [Custom URLs](https://www.priority.vision/docs/essence/page-custom-urls.md): Learn how to customize built-in pages and navigation links in the Essence theme. ## Customizations - [Browser Compatibility](https://www.priority.vision/docs/essence/custom-browser-compatibility.md): Browser support for Essence theme features including WebGL shaders and liquid glass. - [Code Injection](https://www.priority.vision/docs/essence/custom-code-injection.md): There are multiple ways to add custom CSS and JS to your Ghost theme, including code injection and custom asset files. - [Code Syntax Highlight](https://www.priority.vision/docs/essence/custom-code-syntax-highlight.md): By default, Ghost displays code cards without syntax highlighting. The Essence theme adds syntax highlighting automatically to all code cards. - [External Links In New Tab](https://www.priority.vision/docs/essence/custom-external-links-in-new-tab.md): By default in Ghost, all links in your posts are opened in the same browser window. Sometimes you may want to open external links in a new tab. - [Homepage Hero](https://www.priority.vision/docs/essence/custom-homepage-hero.md): Customize your homepage hero section in Essence theme by creating a custom page with slug 'home-hero'. - [Image Lightbox](https://www.priority.vision/docs/essence/custom-image-lightbox.md): The Essence theme includes a built-in lightbox feature for image galleries. Learn how to use and customize this feature. - [Portal Signup Button](https://www.priority.vision/docs/essence/custom-portal-signup-button.md): Essence hides Ghost's floating Portal button and provides styled signup/signin buttons in sidebar navigation. - [Post Featured Video](https://www.priority.vision/docs/essence/custom-post-featured-video.md): The Featured Video feature allows you to showcase videos at the top of your posts, similar to featured images, enhancing your content's visual appeal. - [Reduced Motion](https://www.priority.vision/docs/essence/custom-reduced-motion.md): Reduced motion behavior in Essence theme for visitors who prefer less animation. - [Table Of Contents](https://www.priority.vision/docs/essence/custom-table-of-contents.md): The Table of Contents feature automatically generates a navigable index for your posts, improving content structure and reader navigation. ## Advanced - [AI Agents](https://www.priority.vision/docs/essence/advanced-ai-agents.md): Essence ships with an AGENTS.md file, so AI coding agents such as Claude Code, Cursor, and Codex know how to build the theme and which features it already has. - [Deploying Theme With GitHub Actions](https://www.priority.vision/docs/essence/advanced-deploying-theme-with-github-actions.md): Learn how to automate your Ghost theme deployment using GitHub Actions for a streamlined workflow. - [Editing Theme Code](https://www.priority.vision/docs/essence/advanced-editing-theme-code.md): Learn how to edit theme files and build source assets to customize your Ghost theme's appearance and functionality. - [Ghost Config](https://www.priority.vision/docs/essence/advanced-ghost-config.md): All ghost themes provides `package.json` file with predefined configurations. You can edit this file to change the theme configurations. - [Theme Translation](https://www.priority.vision/docs/essence/advanced-theme-translation.md): Translations are used both when you want to add a new language and when you want to edit strings used in the theme. - [Updating Theme](https://www.priority.vision/docs/essence/advanced-updating-theme.md): Learn how to safely update your Ghost theme while preserving custom modifications. Step-by-step guide includes file comparison tools, troubleshooting tips, and best practices for theme updates. ## Troubleshooting - [Improve PageSpeed Score](https://www.priority.vision/docs/essence/troubleshooting-improve-pagespeed-score.md): Practical guidance for improving your Ghost site's PageSpeed score with realistic expectations and proven optimization techniques. - [Liquid Glass Fallback](https://www.priority.vision/docs/essence/troubleshooting-liquid-glass-fallback.md): Liquid glass browser requirements and automatic Glass fallback in Essence theme. - [Slow Loading And Failed Content Queries](https://www.priority.vision/docs/essence/troubleshooting-slow-loading-and-failed-content-queries.md): Diagnose and resolve Ghost site performance issues including slow loading and "Could not load content" errors. Address database performance, resource constraints, and server optimization for large installations.