Fix empty icon width in icon selector is not consistent

Add online help to esp3d.io in info page

Author: luc-github

dist/CNC/GRBL/index.html.gz

@@ -17,7 +17,7 @@
 */
 import { h } from "preact"
 import { webUIbuild } from "../../targets"
-export const webUIversion = "3.0.0-a79"
+export const webUIversion = "3.0.0-a80"
 export const Esp3dVersion = () => (
     <span>
         {webUIversion}.{webUIbuild}

dist/CNC/GRBLHal/index.html.gz

@@ -48,6 +48,8 @@ const modifiers = {
     m2: "m-2",
     m1: "m-1",
     mt1: "mt-1",
+    min2rem: "min2rem",
+    min1rem: "min1rem",
 }
 const Button = createComponent("button", "btn", modifiers)