anchor.diff:  
   <?xml version="1.0" encoding="UTF-8"?>
   <nifty xmlns="http://nifty-gui.lessvoid.com/nifty-gui" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://raw.githubusercontent.com/void256/nifty-gui/1.4/nifty-core/src/main/resources/nifty.xsd https://raw.githubusercontent.com/void256/nifty-gui/1.4/nifty-core/src/main/resources/nifty.xsd">
  -    <useStyles filename="nifty-default-styles.xml" />
  -    <useControls filename="nifty-default-controls.xml" />
  +    <useStyles filename="nifty-default-styles.xml"/>
  +    <useControls filename="nifty-default-controls.xml"/>
       <screen id="start">
           <layer id="background" childLayout="center">
               <image filename="Interface/start-background.png"></image>
           </layer>
           <layer id="foreground" childLayout="vertical">
               <panel id="panel_top" height="25%" width="75%" align="center" childLayout="center">
  -                <text text="My Cool Game" font="Interface/Fonts/Default.fnt" width="100%" height="100%" />
  +                <text text="My Cool Game" font="Interface/Fonts/Default.fnt" width="100%"
  +                  height="100%"/>
               </panel>
               <panel id="panel_mid" height="50%" width="75%" align="center" childLayout="center">
  -                <text text="Here goes some text describing the game and the rules and stuff. Incidentally, the text is quite long and needs to wrap at the end of lines. ..."
  -                      font="Interface/Fonts/Default.fnt" width="100%" height="100%" wrap="true" />
  +                <text text="Here goes some text describing the game and the rules and stuff.
  +                  Incidentally, the text is quite long and needs to wrap at the end of lines. ..."
  +                      font="Interface/Fonts/Default.fnt" width="100%" height="100%" wrap="true"/>
               </panel>
  -            <panel id="panel_bottom" height="25%" width="75%" align="center" childLayout="horizontal">
  -                <panel id="panel_bottom_left" height="50%" width="50%" valign="center" childLayout="center">
  -                    <control name="button" label="Start" id="StartButton" align="center" valign="center">
  +            <panel id="panel_bottom" height="25%" width="75%" align="center"
  +              childLayout="horizontal">
  +                <panel id="panel_bottom_left" height="50%" width="50%" valign="center"
  +                  childLayout="center">
  +                    <control name="button" label="Start" id="StartButton" align="center"
  +                      valign="center">
                       </control>
                   </panel>
  -                <panel id="panel_bottom_right" height="50%" width="50%" valign="center" childLayout="center">
  -                    <control name="button" label="Quit" id="QuitButton" align="center" valign="center">
  +                <panel id="panel_bottom_right" height="50%" width="50%" valign="center"
  +                  childLayout="center">
  +                    <control name="button" label="Quit" id="QuitButton" align="center"
  +                      valign="center">
                       </control>
                   </panel>
               </panel>
  
positive.code: ----
  
  <panel id="panel_top" height="25%" width="75%" align="center" childLayout="center">
      <text text="My Cool Game" font="Interface/Fonts/Default.fnt" width="100%" height="100%" />
  </panel>
  
  ----
  
negative.code: ----
  
  <layer id="background" childLayout="center">
      <image filename="Interface/hud-frame.png"
        imageMode="resize:40,490,110,170,40,560,40,270,40,560,40,40" width="100%" height="100%">
      </image>
  </layer>
  
  