<span
  title="{{ translations.compact }}"
  class="settings-span-button"
  ng-click="compactTree()">
  <i class="fi-arrows-in"></i>
</span>
<span
  title="{{ translations.widen }}"
  class="settings-span-button"
  ng-click="wideTree()">
  <i class="fi-arrows-out"></i>
</span>

<span
  title="{{ translations.compact }}"
  class="settings-span-button"
  ng-click="compactTree()">
  <i class="fa fa-compress"></i>
</span>
<span
  title="{{ translations.widen }}"
  class="settings-span-button"
  ng-click="wideTree()">
  <i class="fa fa-expand"></i>
</span>

Change icons compact and widen to align better with focus icnos
Change icons compact and widen to align better with focus icnos
