diff --git a/trac/htdocs/libcaca.css b/trac/htdocs/libcaca.css
index 8f04a7e..4c3439f 100644
--- a/trac/htdocs/libcaca.css
+++ b/trac/htdocs/libcaca.css
@@ -310,6 +310,10 @@ img.matrix {
     padding-top: 105px;
     height:11px;
 }
+.software {
+margin:0 auto;
+max-width:750px;
+}
 .paragraphe {
     width: 333px;
     margin: 0 10px;