Update REAMDE

README.md

@@ -1,17 +1,21 @@
 # Camel Finder
 
-A variant of the Minesweeper game implemented in `ocaml-vdom` running on the Web.
+A camel-style variant of the [Minesweeper](https://en.wikipedia.org/wiki/Minesweeper_(video_game)) game implemented in OCaml and compiled to JavaScript ([js_of_ocaml](https://github.com/ocsigen/js_of_ocaml)), in a functional paradigm ([Elm](https://guide.elm-lang.org/architecture/)) using [ocaml-vdom](https://github.com/LexiFi/ocaml-vdom). Running on a web browser.
 
-## Build
-```
-dune build
-```
+Play on the [demo page](https://edwinans.github.io/camel-finder/):
+- Left-click to expand a cell
+- Right-click to find (flag) camels
 
 ## Install dependencies
 ```
 opam install . --deps-only
 ```
 
+## Build
+```
+dune build
+```
+
 ## Easy local run
 ```
 ./run.sh