diff --git a/website/docs/usage/index.mdx b/website/docs/usage/index.mdx
index 35d8dd8cc..320f1f9af 100644
--- a/website/docs/usage/index.mdx
+++ b/website/docs/usage/index.mdx
@@ -181,18 +181,13 @@ $ pip install --no-build-isolation --editable .[lookups,cuda102]
 
 How to install compilers and related build tools:
 
-<a id="source-ubuntu"></a>
-<a id="source-osx"></a>
-<a id="source-windows"></a>
-
-- **Ubuntu:** Install system-level dependencies via `apt-get`:
-  `sudo apt-get install build-essential python-dev git`
-- **macOS / OS X:** Install a recent version of
-  [XCode](https://developer.apple.com/xcode/), including the so-called "Command
-  Line Tools". macOS and OS X ship with Python and Git preinstalled.
-- **Windows:** Install a version of the
-  [Visual C++ Build Tools](https://visualstudio.microsoft.com/visual-cpp-build-tools/)
-  or
+- <strong id="source-ubuntu">Ubuntu:</strong> Install system-level dependencies via
+  `apt-get`: `sudo apt-get install build-essential python-dev git`
+- <strong id="source-osx">macOS / OS X:</strong> Install a recent version of [XCode](https://developer.apple.com/xcode/),
+  including the so-called "Command Line Tools". macOS and OS X ship with Python and
+  Git preinstalled.
+- <strong id="source-windows">Windows:</strong> Install a version of the [Visual
+  C++ Build Tools](https://visualstudio.microsoft.com/visual-cpp-build-tools/) or
   [Visual Studio Express](https://www.visualstudio.com/vs/visual-studio-express/)
   that matches the version that was used to compile your Python interpreter.