Fix overflowing tabs in account__action-bar (#5056)

* Fix numbers in accounts columns

* Support edge compact-header

app/javascript/styles/compact_header.scss

@@ -6,7 +6,7 @@
     font-weight: 500;
     margin-bottom: 20px;
     padding: 0 10px;
-    overflow-wrap: break-word;
+    word-wrap: break-word;
 
     @media screen and (max-width: 740px) {
       text-align: center;

app/javascript/styles/components.scss

@@ -920,7 +920,7 @@
 }
 
 .account__action-bar-dropdown {
-  flex: 1 1 auto;
+  flex: 0 1 calc(50% - 140px);
   padding: 10px;
 
   .dropdown--active {
@@ -947,7 +947,7 @@
 .account__action-bar__tab {
   text-decoration: none;
   overflow: hidden;
-  width: 80px;
+  flex: 0 1 80px;
   border-left: 1px solid lighten($ui-base-color, 8%);
   padding: 10px 5px;