diff --git a/src/css/header.css b/src/css/header.css
index 6ba6090..88a6030 100644
--- a/src/css/header.css
+++ b/src/css/header.css
@@ -146,7 +146,7 @@ body {
   white-space: nowrap;
 }
 
-@media screen and (max-width: 480px) and (min-width: 320px) {
+@media screen and (max-width: 523px) and (min-width: 320px) {
   .navbar-item.logo-large {
     display: none !important;
   }
@@ -178,7 +178,7 @@ body {
   }
 }
 
-@media screen and (max-width: 1023.5px) and (min-width: 481px) {
+@media screen and (max-width: 1023.5px) and (min-width: 524px) {
   .navbar-item.logo-small {
     display: none !important;
   }