Better look for random walls button

dist/index.html

@@ -35,6 +35,7 @@
 				<button id='reset-env' title='Restarts simulation with default organism.'>Reset</button>
 				<button id='clear-env' title="Removes all organisms and walls. Will disable 'reset on extinction'"">Clear</button>
 				<br>
+				<hr>
 				<button id='random-walls' title="Generates random walls.">Random Walls</button>
 				<br>
 				<label for="auto-reset">Reset on total extinction</label>