diff --git a/ivette/src/frama-c/plugins/eva/style.css b/ivette/src/frama-c/plugins/eva/style.css
index 12f78a00a4358725fd5401b9c446e03d9fab7cdd..9d54e80f0b3a578d8f193509745e6fa7057c3d9f 100644
--- a/ivette/src/frama-c/plugins/eva/style.css
+++ b/ivette/src/frama-c/plugins/eva/style.css
@@ -64,7 +64,6 @@
 /* -------------------------------------------------------------------------- */
 
 .eva-cell-alarms {
-  z-index: 1;
   margin: 0px;
   padding: 0px;
   margin-right: 4px;