WIP: split hexes and building structure into different layers

src/index.js

@@ -210,7 +210,7 @@ document.querySelector('#roll-dice').addEventListener('click', () => {
 
 document.querySelectorAll('[name="select-elevation"]').forEach(el => {
   el.addEventListener('change', function (e) {
-    document.querySelector('object').contentDocument.querySelector('.grid').dataset.viewElevation = this.value;
+    document.querySelector('object').contentDocument.querySelector('.gameboard').dataset.viewElevation = this.value;
   });
 });