Docs: mobile layout fix (#2466)

* Remove console warning

* Fix table overflow issue on mobile

docs/extra.css

@@ -59,7 +59,7 @@ h1, h2, h3, h4, h5, h6 {
   left: -3.236em;
   max-width: calc(100cqw);
   width: fit-content;
-  min-width: calc(100% + 3.236em + 3.236em);
+  min-width: min(calc(100% + 3.236em + 3.236em), 100cqw);
 }
 .rst-content .section .wy-table-responsive .docutils {
   padding-left: 3.236em;

docs/theme_overrides/js/theme.js

@@ -134,11 +134,13 @@ function ThemeNav () {
         // .wy-table-responsive activates css rules that change the size of
         // tables, making anchor points move around.
         console.log('Document ready, checking for anchor in URL');
-        const anchorEl = document.querySelector(window.location.hash);
-        anchorEl.getBoundingClientRect(); // Force layout to ensure scrollIntoView works correctly
-        if (anchorEl) {
-          console.log('Anchor element:', anchorEl);
-          anchorEl.scrollIntoView({ behavior: 'instant', block: 'start' });
+        if (window.location.hash) {
+            const anchorEl = document.querySelector(window.location.hash);
+            anchorEl.getBoundingClientRect(); // Force layout to ensure scrollIntoView works correctly
+            if (anchorEl) {
+                console.log('Anchor element:', anchorEl);
+                anchorEl.scrollIntoView({ behavior: 'instant', block: 'start' });
+            }
         }
         // end edit by joerick
     };