diff --git a/src/runtime/scss/tabs.scss b/src/runtime/scss/tabs.scss
index 72fba76..9f92a09 100644
--- a/src/runtime/scss/tabs.scss
+++ b/src/runtime/scss/tabs.scss
@@ -56,6 +56,7 @@
 }
 
 .yfm-tab-panel {
+    position: relative;
     visibility: hidden;
     overflow: hidden;
     height: 0;