diff --git a/composer.json b/composer.json
index da9bb73..2837422 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
 	"type": "phpbb-extension",
 	"description": "A wiki for phpBB with version history, side-by-side compare, and a moderation queue for edits.",
 	"homepage": "https://www.phpbbmodders.com/",
-	"version": "1.1.0",
+	"version": "1.1.0-a1",
 	"keywords": [
 		"phpbb",
 		"extension",
diff --git a/styles/prosilver/theme/style.css b/styles/prosilver/theme/style.css
index a97ca1c..93b12cf 100644
--- a/styles/prosilver/theme/style.css
+++ b/styles/prosilver/theme/style.css
@@ -1,5 +1,10 @@
 .icon-wiki	{ background-image: url("./images/icon_wiki.gif"); }
 div.wiki	{font-size:1.2em;}
+.wiki img.postimage {
+	max-width: 100%;
+	-webkit-box-sizing: border-box;
+	box-sizing: border-box;
+}
 .ins{background-color:#66FF66;}
 .del{background-color:#FF6666;}
 div.diff pre {white-space: normal;}