diff --git a/.gitignore b/.gitignore
index bfc050d..90a296f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,4 +4,5 @@ domino-dungeon.html
 domino-dungeon.js
 domino-dungeon.wasm
 src_build/domino_assets
+index.*
 
diff --git a/Makefile b/Makefile
index 1ea3545..8dccdf8 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ LDFLAGS = -lglfw -lm -lGL -I./glad/include
 SOURCES = main.c game.c game.h glad/src/glad.c assets/white_and_blue_dominoes.h assets/red_and_peach_dominoes.h domino.c domino.h
 
 domino-dungeon: ${SOURCES}
-	$(CC) ${CFLAGS} -o $@ $^ ${LDFLAGS} 
+	$(CC) ${CFLAGS} -o $@ $^ ${LDFLAGS}
 
 assets/%.h: src_build/domino_assets
 	$< assets/1bit_dominoes_asset_pack/$*.png $* > $@
@@ -14,6 +14,6 @@ src_build/domino_assets: src_build/domino_assets.c
 	$(CC) -o $@ $^ -lm
 
 # https://gist.github.com/ousttrue/0f3a11d5d28e365b129fe08f18f4e141
-domino-dungeon.html: ${SOURCES}
-	emcc -sUSE_WEBGL2=1 -sUSE_GLFW=3 -sWASM=1 -I./glad/include $(filter %.c,$^) -o $@
+index.html: ${SOURCES}
+	emcc -sUSE_WEBGL2=1 -sUSE_GLFW=3 -sWASM=1 --shell-file=minshell.html -I./glad/include $(filter %.c,$^) -o $@
 
diff --git a/minshell.html b/minshell.html
new file mode 100644
index 0000000..b370ada
--- /dev/null
+++ b/minshell.html
@@ -0,0 +1,58 @@
+<!doctype html>
+<html lang="EN-us">
+  <head>
+    <meta charset="utf-8">
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+
+    <title>domino dungeon</title>
+
+    <style>
+        body { margin: 0px; overflow: hidden; background-color: black; }
+        canvas.emscripten { width: 100%; border: 0px none; background-color: black; }
+    </style>
+    <script type='text/javascript' src="https://cdn.jsdelivr.net/gh/eligrey/FileSaver.js/dist/FileSaver.min.js"> </script>
+    <script type='text/javascript'>
+        function saveFileFromMEMFSToDisk(memoryFSname, localFSname)     // This can be called by C/C++ code
+        {
+            var isSafari = false; // Not supported, navigator.userAgent access is being restricted
+            //var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
+            var data = FS.readFile(memoryFSname);
+            var blob;
+
+            if (isSafari) blob = new Blob([data.buffer], { type: "application/octet-stream" });
+            else blob = new Blob([data.buffer], { type: "application/octet-binary" });
+
+            // NOTE: SaveAsDialog is a browser setting. For example, in Google Chrome,
+            // in Settings/Advanced/Downloads section you have a setting:
+            // 'Ask where to save each file before downloading' - which you can set true/false.
+            // If you enable this setting it would always ask you and bring the SaveAsDialog
+            saveAs(blob, localFSname);
+        }
+    </script>
+    </head>
+    <body>
+        <canvas class=emscripten id=canvas oncontextmenu=event.preventDefault() tabindex=-1></canvas>
+        <p id="output" />
+        <script>
+            var Module = {
+                print: (function() {
+                    var element = document.getElementById('output');
+                    if (element) element.value = ''; // clear browser cache
+                    return function(text) {
+                        if (arguments.length > 1) text = Array.prototype.slice.call(arguments).join(' ');
+                        console.log(text);
+                        if (element) {
+                          element.value += text + "\n";
+                          element.scrollTop = element.scrollHeight; // focus on bottom
+                        }
+                    };
+                })(),
+                canvas: (function() {
+                    var canvas = document.getElementById('canvas');
+                    return canvas;
+                })()
+            };
+        </script>
+        {{{ SCRIPT }}}
+    </body>
+</html>
