diff --git a/css/style.css b/css/style.css
index 0f8acd4..c71333e 100644
--- a/css/style.css
+++ b/css/style.css
@@ -168,6 +168,7 @@ input.tab-input[type="radio"]:checked + label {
     -webkit-align-items:center;
     align-items:center;
     position: absolute;
+    z-index: 9;
     top: 0;
     left: 0;
     width:100%;