jetbrains-settings/ide.general.xml

<application>
  <component name="Registry">
    <entry key="ide.balloon.shadow.size" value="0" />
    <entry key="ide.editor.tab.selection.animation" value="true" />
    <entry key="ide.new.editor.tabs.vertical.borders" value="true" />
    <entry key="editor.focus.mode.color.light" value="444444" />
    <entry key="editor.focus.mode.color.dark" value="444444" />
  </component>
</application>