edit pass on T3,4,5, updated images

src/diagrams/tutorials/polymer-intro/css-styling.graffle/data.plist

 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
         <key>ActiveLayerIndex</key>
         <integer>0</integer>
         <key>ApplicationVersion</key>
         <array>
                 <string>com.omnigroup.OmniGrafflePro</string>
                 <string>139.18.0.187838</string>
@@ skipping 109 matching lines @@
                                 <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
 \cocoascreenfonts1{\fonttbl\f0\fmodern\fcharset0 CourierNewPSMT;}
 {\colortbl;\red255\green255\blue255;}
 \deftab720
 \pard\pardeftab720
 
 \f0\fs24 \cf0 &lt;polymer-element name="tute-stopwatch"&gt;\
  \
   &lt;template&gt;\
     &lt;style&gt;\
-\pard\pardeftab720
-\cf0       @host \{\
+      @host \{\
         :scope \{\
           background-color: LemonChiffon;\
           text-align: center;\
           display: inline-block;\
           border: solid 1px;\
           padding: 10px 10px 10px 10px;\
         \}\
       \}\
-\pard\pardeftab720
-\cf0     &lt;/style&gt;\
+    &lt;/style&gt;\
     &lt;div&gt;\
       ...\
     &lt;/div&gt;\
   &lt;/template&gt;\
 \
   &lt;script type="application/dart"\
           src="tute_stopwatch.dart"&gt;\
   &lt;/script&gt;\
 \
 &lt;/polymer-element&gt;}</string>
                         </dict>
                         <key>Wrap</key>
                         <string>NO</string>
                 </dict>
                 <dict>
                         <key>Class</key>
                         <string>LineGraphic</string>
                         <key>Head</key>
                         <dict>
                                 <key>ID</key>
                                 <integer>34190</integer>
                         </dict>
                         <key>ID</key>
                         <integer>34195</integer>
                         <key>Points</key>
                         <array>
-                                <string>{172, 110.47691761407405}</string>
-                                <string>{241.5, 110.02810001133511}</string>
+                                <string>{172, 110.47739506435811}</string>
+                                <string>{241.5, 110.02898712575178}</string>
                         </array>
                         <key>Style</key>
                         <dict>
                                 <key>stroke</key>
                                 <dict>
                                         <key>HeadArrow</key>
                                         <string>FilledArrow</string>
                                         <key>Legacy</key>
                                         <true/>
                                         <key>TailArrow</key>
@@ skipping 13 matching lines @@
                         <dict>
                                 <key>ID</key>
                                 <integer>34180</integer>
                                 <key>Info</key>
                                 <integer>1</integer>
                         </dict>
                         <key>ID</key>
                         <integer>34194</integer>
                         <key>Points</key>
                         <array>
-                                <string>{171, 95.568382278781712}</string>
-                                <string>{228.5, 95.974369620768641}</string>
+                                <string>{171, 95.567867159288454}</string>
+                                <string>{228.5, 95.973486558780195}</string>
                         </array>
                         <key>Style</key>
                         <dict>
                                 <key>stroke</key>
                                 <dict>
                                         <key>HeadArrow</key>
                                         <string>FilledArrow</string>
                                         <key>Legacy</key>
                                         <true/>
                                         <key>TailArrow</key>
@@ skipping 281 matching lines @@
                                 </dict>
                                 <key>stroke</key>
                                 <dict>
                                         <key>Draws</key>
                                         <string>NO</string>
                                 </dict>
                         </dict>
                 </dict>
                 <dict>
                         <key>Bounds</key>
-                        <string>{{33.5, 398}, {221, 22}}</string>
-                        <key>Class</key>
-                        <string>ShapedGraphic</string>
-                        <key>FitText</key>
-                        <string>YES</string>
-                        <key>Flow</key>
-                        <string>Resize</string>
-                        <key>FontInfo</key>
-                        <dict>
-                                <key>Color</key>
-                                <dict>
-                                        <key>b</key>
-                                        <string>0</string>
-                                        <key>g</key>
-                                        <string>0</string>
-                                        <key>r</key>
-                                        <string>0.501961</string>
-                                </dict>
-                                <key>Font</key>
-                                <string>HelveticaNeue-BoldItalic</string>
-                                <key>Size</key>
-                                <real>14</real>
-                        </dict>
-                        <key>ID</key>
-                        <integer>64</integer>
-                        <key>Shape</key>
-                        <string>Rectangle</string>
-                        <key>Style</key>
-                        <dict>
-                                <key>fill</key>
-                                <dict>
-                                        <key>Draws</key>
-                                        <string>NO</string>
-                                </dict>
-                                <key>shadow</key>
-                                <dict>
-                                        <key>Draws</key>
-                                        <string>NO</string>
-                                </dict>
-                                <key>stroke</key>
-                                <dict>
-                                        <key>Draws</key>
-                                        <string>NO</string>
-                                </dict>
-                        </dict>
-                        <key>Text</key>
-                        <dict>
-                                <key>Align</key>
-                                <integer>0</integer>
-                                <key>Pad</key>
-                                <integer>2</integer>
-                                <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
-\cocoascreenfonts1{\fonttbl\f0\fnil\fcharset0 HelveticaNeue;}
-{\colortbl;\red255\green255\blue255;\red128\green0\blue0;}
-\pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural
-
-\f0\i\b\fs28 \cf2 Uses stopwatch-screenshot.png}</string>
-                                <key>VerticalPad</key>
-                                <integer>2</integer>
-                        </dict>
-                        <key>Wrap</key>
-                        <string>NO</string>
-                </dict>
-                <dict>
-                        <key>Bounds</key>
                         <string>{{33.5, 376}, {334, 22}}</string>
                         <key>Class</key>
                         <string>ShapedGraphic</string>
                         <key>FitText</key>
                         <string>YES</string>
                         <key>Flow</key>
                         <string>Resize</string>
                         <key>FontInfo</key>
                         <dict>
                                 <key>Color</key>
@@ skipping 100 matching lines @@
                 <key>twopiSeparation</key>
                 <real>0.0</real>
         </dict>
         <key>LinksVisible</key>
         <string>NO</string>
         <key>MagnetsVisible</key>
         <string>NO</string>
         <key>MasterSheets</key>
         <array/>
         <key>ModificationDate</key>
-        <string>2013-10-03 16:46:27 +0000</string>
+        <string>2013-10-09 20:44:05 +0000</string>
         <key>Modifier</key>
         <string>Mary Campione</string>
         <key>NotesVisible</key>
         <string>NO</string>
         <key>Orientation</key>
         <integer>2</integer>
         <key>OriginVisible</key>
         <string>NO</string>
         <key>PageBreaks</key>
         <string>YES</string>
@@ skipping 88 matching lines @@
                 <array>
                         <array>
                                 <string>Canvas 1</string>
                                 <real>1</real>
                                 <real>1</real>
                         </array>
                 </array>
         </dict>
 </dict>
 </plist>