diff --git a/Dockerfile b/Dockerfile
index 67883f5..b615b1e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,6 +14,7 @@ RUN set -x \
       && unzip parser.zip && cp -v dmarcts-report-parser-master/* /usr/bin/ && rm -f parser.zip \
       && unzip viewer.zip && cp -v dmarcts-report-viewer-master/* /var/www/html/ && rm -f viewer.zip \
       && rm -f /var/www/html/index.php \
+      && sed -i "1s/^/body { font-family: Sans-Serif; }\n/" /var/www/html/default.css \
       && (echo y;echo o conf prerequisites_policy follow;echo o conf commit)|cpan \
       && for i in \
         IO::Compress::Gzip \
diff --git a/README.md b/README.md
index 74d7a4b..c256664 100644
--- a/README.md
+++ b/README.md
@@ -7,3 +7,8 @@ This image is intended to combine a dmarc report parser (see https://github.com/
 docker pull gutmensch/dmarc-report
 docker run -ti gutmensch/dmarc-report
 ```
+
+## Versions for last build latest
+dmarcts report viewer: 2018-03-31
+dmarcts report parser: 2018-03-31
+