diff --git a/site/assets/scss/shared.scss b/site/assets/scss/shared.scss
index 218ec4d8..c3dde236 100644
--- a/site/assets/scss/shared.scss
+++ b/site/assets/scss/shared.scss
@@ -95,3 +95,10 @@ $blog-entry-single-height: 26em;
 .is-bottom-marginless {
     margin-bottom: 0 !important;
 }
+
+// Hide the summary text on small screen
+@media only screen and (max-width: 810px) {
+    .summary-text {
+        display: none !important;
+    }
+}
diff --git a/site/themes/shared-bulma-theme b/site/themes/shared-bulma-theme
index 1525e071..f978d344 160000
--- a/site/themes/shared-bulma-theme
+++ b/site/themes/shared-bulma-theme
@@ -1 +1 @@
-Subproject commit 1525e0712d7646e9860494f67633f4dd7c4f1157
+Subproject commit f978d34421a7246b6a5b997bf011f8ca8c75da44