Bug 394635 Make about: look reasonable in trunk modern theme. r/sr=Neil

suite/themes/modern/global/about.css

@@ -0,0 +1,49 @@
+html {
+  background: #FFF;
+}
+
+body {
+  margin: 0;
+  padding: 0 1em;
+  color: #22262F;
+  font: message-box;
+}
+
+#aboutPageContainer {
+  position: relative;
+  min-width: 330px;
+  max-width: 50em;
+  margin: 2em auto;
+  border: 1px solid rgb(73, 79, 93);
+  -moz-border-radius: 10px;
+  padding: 2em;
+  -moz-padding-start: 30px;
+  background: #C7D0D9;
+}
+
+#aboutLogoContainer {
+  width: 300px;
+  margin-bottom: 2em;
+}
+
+img {
+  border: 0;
+}
+
+#version {
+  color: #000;
+  margin: -40px 0 9px 10px;
+  font-size: 130%;
+}
+
+ul {
+  margin: 0;
+  -moz-margin-start: 1.5em;
+  padding: 0;
+  list-style: square;
+  font-size: 110%;
+}
+
+ul > li {
+  margin-top: .5em;
+}

suite/themes/modern/jar.mn

@@ -141,6 +141,7 @@ modern.jar:
   skin/modern/editor/icons/progress-failed.gif                     (editor/icons/progress-failed.gif)
   skin/modern/global/globalBindings.xml                            (global/globalBindings.xml)
   skin/modern/global/plugins.css                                   (global/plugins.css)
+  skin/modern/global/about.css                                     (global/about.css)
   skin/modern/global/button.css                                    (global/button.css)
   skin/modern/global/checkbox.css                                  (global/checkbox.css)
   skin/modern/global/colorpicker.css                               (global/colorpicker.css)