diff --git a/README.md b/README.md
index 79eb2c8..ce43ac9 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Reveal.yaml
 
 [![dependency status](https://deps.rs/repo/github/KmolYuan/reveal-yaml-rs/status.svg)](https://deps.rs/crate/reveal-yaml/)
-[![Documentation](https://docs.rs/reveal-yaml/badge.svg)](https://docs.rs/reveal-yaml)
+[![Documentation](https://docs.rs/reveal-yaml/badge.svg)](https://docs.rs/reveal-yaml/latest/reveal_yaml/project/index.html)
 
 Rust implementation of [Reveal.js](https://github.com/hakimel/reveal.js) YAML server, a command line interface (CLI) tool.
 
diff --git a/src/project.rs b/src/project.rs
index 732bb5f..415234f 100644
--- a/src/project.rs
+++ b/src/project.rs
@@ -75,7 +75,7 @@
 //! Please be aware that anchors cannot be referenced between different
 //! documents.
 //!
-//! ### Layout
+//! ### Layout System
 //!
 //! There are two layout types, called "horizontal stack" ([`Content::h_stack`])
 //! and "vertical stack" ([`Content::v_stack`]). The vertical layout is default,