Only include scrollbar if necessary

Author: parlough

site/lib/_sass/components/_code.scss

@@ -225,7 +225,7 @@ pre {
     margin: 0;
     padding-right: 0;
     padding-left: 0;
-    overflow-x: scroll;
+    overflow-x: auto;
 
     &:not([lang="console"]) {
       line-height: 1.8;

site/lib/_sass/components/_tabs.scss

@@ -22,7 +22,7 @@ ul.nav-tabs {
   border-radius: $wrapper-radius;
   background-color: var(--site-raised-bgColor);
   gap: 0.5rem;
-  overflow-x: scroll;
+  overflow-x: auto;
   scrollbar-width: thin;
 
   li {

site/lib/_sass/components/_toc.scss

@@ -87,7 +87,7 @@
     min-width: 100%;
     max-width: 100%;
 
-    overflow-y: scroll;
+    overflow-y: auto;
     scrollbar-width: thin;
     overscroll-behavior: contain;