css tweaks for mobile mode; reintroduce mobile styles and hacks

webroot/js/utils.js

@@ -141,3 +141,9 @@ function generateUsername() {
   return `User ${(Math.floor(Math.random() * 42) + 1)}`;
 }
 
+function setVHvar() {
+  var vh = window.innerHeight * 0.01;
+  // Then we set the value in the --vh custom property to the root of the document
+  document.documentElement.style.setProperty('--vh', `${vh}px`);
+  console.log("== new vh", vh)
+}