slides: fix illegible code snippets on Windows

The transparency is not handled on Windows at the moment, and the text
background was too dark. This lead to code snippets being completely
consisting of a series of dark and light squares instead of text glyphs.

diff --git a/extra/slides/slides.factor b/extra/slides/slides.factor
index 21fed8c67f93c546e705d03b1d4f82b5ed68512a..26c2db0999d2ebdf73621a23d981162df176125e 100644 (file)
--- a/extra/slides/slides.factor
+++ b/extra/slides/slides.factor
@@ -27,7 +27,7 @@ CONSTANT: stylesheet
         }
         { code-style
             H{
-                { page-color T{ rgba f 0.4 0.4 0.4 0.3 } }
+                { page-color T{ rgba f 0.9 0.9 0.9 1 } }
             }
         }
         { snippet-style