diff --git a/assets/css/valid.css b/assets/css/valid.css
index 651a6832..b0eb97d3 100644
--- a/assets/css/valid.css
+++ b/assets/css/valid.css
@@ -6241,7 +6241,8 @@ pre {
 }
 
 .markdown-body img {
-    max-width: 100%;
+    max-width: 50%;
+    height: auto;
     box-sizing: content-box;
     background-color:#fff
 }