diff --git a/themes/hugo-theme-ipng/assets/styles.scss b/themes/hugo-theme-ipng/assets/styles.scss
index a8c63e9..52a5b2b 100644
--- a/themes/hugo-theme-ipng/assets/styles.scss
+++ b/themes/hugo-theme-ipng/assets/styles.scss
@@ -130,6 +130,11 @@ kbd, code {
 pre {
     background-color: $codeblock-background;
     padding: 0.5em;
+    overflow-x: auto;
+    font-weight: bold;
+    border: 1px solid #DDDDDD;
+    border-radius: 0.5em;
+
     code {
         background-color: transparent;
     }