diff --git a/internal/fp.lua b/internal/fp.lua
index ddab89b..b23ce05 100644
--- a/internal/fp.lua
+++ b/internal/fp.lua
@@ -1,4 +1,11 @@
---- Arithmetic on Curve25519's base field (unstable, for internal use only).
+--- Arithmetic on Curve25519's base field.
+--
+-- :::note Internal Module
+-- This module is meant for internal use within the library. Its API is unstable
+-- and subject to change without major version bumps.
+-- :::
+--
+-- <br />
 --
 -- @module[kind=internal] internal.fp
 --
diff --git a/internal/fq.lua b/internal/fq.lua
index e8ae0c2..41bb8c8 100644
--- a/internal/fq.lua
+++ b/internal/fq.lua
@@ -1,4 +1,11 @@
---- Arithmetic on Curve25519's scalar field (unstable, for internal use only).
+--- Arithmetic on Curve25519's scalar field.
+--
+-- :::note Internal Module
+-- This module is meant for internal use within the library. Its API is unstable
+-- and subject to change without major version bumps.
+-- :::
+--
+-- <br />
 --
 -- @module[kind=internal] internal.fq
 --
diff --git a/internal/sha512.lua b/internal/sha512.lua
index d9060bd..1c428da 100644
--- a/internal/sha512.lua
+++ b/internal/sha512.lua
@@ -1,4 +1,11 @@
---- The SHA512 cryptographic hash function (unstable, for internal use only).
+--- The SHA512 cryptographic hash function.
+--
+-- :::note Internal Module
+-- This module is meant for internal use within the library. Its API is unstable
+-- and subject to change without major version bumps.
+-- :::
+--
+-- <br />
 --
 -- @module[kind=internal] internal.sha512
 --
diff --git a/web/styles.css b/web/styles.css
index a05a697..2851458 100644
--- a/web/styles.css
+++ b/web/styles.css
@@ -91,3 +91,7 @@ pre.highlight.highlight-lua {
     .titlebar { height: 20px; }
     .titlebar-close { font-size: 7px; }
 }
+
+.admonition-heading span {
+    display: none;
+}