diff --git a/src/libdzonerzy.so.c b/src/libdzonerzy.so.c
index 2bcef56..c8e0a27 100644
--- a/src/libdzonerzy.so.c
+++ b/src/libdzonerzy.so.c
@@ -163,6 +163,9 @@ Copyright:
     CSS_PROPERTY("clear", "both")                       \
     CSS_PROPERTY("padding-top", "0.25em")               \
     CSS_PROPERTY("padding-bottom", "0.25em")            \
+    CSS_PROPERTY("width", "auto")                       \
+    CSS_PROPERTY("margin", "0 auto")                    \
+    CSS_PROPERTY("display", "table")                    \
     CSS_END_SELECTOR()                                  \
     CSS_SELECTOR("pre")                                 \
     CSS_PROPERTY("padding", "1em")                      \