diff --git a/start-client/src/styles/favorite.scss b/start-client/src/styles/favorite.scss
index ba82f2002dc..1791bee9ec4 100644
--- a/start-client/src/styles/favorite.scss
+++ b/start-client/src/styles/favorite.scss
@@ -7,7 +7,7 @@ $w2: 500px;
 
 .modal-add-favorite,
 .modal-favorite {
-  z-index: 10000;
+  z-index: 999;
   position: fixed;
   top: 50px;
   left: 0;
diff --git a/start-client/src/styles/history.scss b/start-client/src/styles/history.scss
index cfde1e91566..3cfb649d88c 100644
--- a/start-client/src/styles/history.scss
+++ b/start-client/src/styles/history.scss
@@ -5,7 +5,7 @@ $w_arrow: 12px;
 $w: 1000px;
 
 .modal-share {
-  z-index: 10000;
+  z-index: 999;
   position: fixed;
   top: 50px;
   left: 0;
diff --git a/start-client/src/styles/share.scss b/start-client/src/styles/share.scss
index 8f1c0dc7376..058ab37fb63 100644
--- a/start-client/src/styles/share.scss
+++ b/start-client/src/styles/share.scss
@@ -5,7 +5,7 @@ $w_arrow: 12px;
 $w: 500px;
 
 .popup-share {
-  z-index: 10000;
+  z-index: 999;
   position: fixed;
   top: 50%;
   margin-top: -150px;