Issue #2409427 by joelpittet, SteveK, sivaramakrishnan, skippednote, idebr:...

Issue #2409427 by joelpittet, SteveK, sivaramakrishnan, skippednote, idebr: Toolbar vertical orientation link not expanding to fill the space

core/modules/toolbar/css/toolbar.icons.css

@@ -59,6 +59,15 @@
   padding-right: 3.75em;
 }
 
+.toolbar .toolbar-tray-vertical .menu a {
+  padding-left: 2.75em; /* LTR */
+  padding-right: 4em; /* LTR */
+}
+[dir="rtl"] .toolbar .toolbar-tray-vertical .menu a {
+  padding-left: 4em;
+  padding-right: 2.75em;
+}
+
 /**
  * Top level icons.
  */
@@ -230,9 +239,16 @@
  * Handle.
  */
 .toolbar .toolbar-icon.toolbar-handle {
-  width: 3em;
+  width: 4em;
   text-indent: -9999px;
 }
+.toolbar .toolbar-icon.toolbar-handle:before {
+  left: 1.6667em; /* LTR */
+}
+[dir="rtl"] .toolbar .toolbar-icon.toolbar-handle:before {
+  left: auto;
+  right: 1.6667em;
+}
 .toolbar .toolbar-icon.toolbar-handle:before {
   background-image: url(../../../misc/icons/5181c6/chevron-disc-down.svg);
 }

core/modules/toolbar/css/toolbar.menu.css

@@ -13,9 +13,6 @@
   position: relative;
   width: auto;
 }
-.toolbar .toolbar-box a {
-  display: inline-block;
-}
 .toolbar .toolbar-tray-horizontal .menu .toolbar-handle,
 .toolbar .toolbar-tray-horizontal .menu ul,
 .toolbar .toolbar-tray-vertical .menu ul {