doc: make documentation links more visible

README.md

@@ -6,11 +6,16 @@ using the [Nix][] package manager together with the Nix libraries
 found in [Nixpkgs][]. It allows declarative configuration of user
 specific (non global) packages and dotfiles.
 
+Usage
+-----
+
 Before attempting to use Home Manager please read the warning below.
 
-For a more systematic overview of Home Manager and its available
-options, please see the Home Manager [manual][manual] and
-[options][configuration options].
+For a systematic overview of Home Manager and its available options,
+please see
+
+- the [Home Manager manual][manual] and
+- the [Home Manager configuration options][configuration options].
 
 If you would like to contribute to Home Manager
 then please have a look at the [contributing][] chapter of the manual.