diff --git a/static/aerbimCSS.css b/static/aerbimCSS.css
index bde6520..68a084f 100644
--- a/static/aerbimCSS.css
+++ b/static/aerbimCSS.css
@@ -120,12 +120,10 @@ body,html{
 .section_btn{
     display: block;
     text-decoration: none;
-    transition: 300ms;
 }
 .section_btn.close{
     background: #10212B;
     height: 55px;
-    transition: 300ms;
 }
 .section_btn.open{
     height: 45px;
@@ -143,7 +141,7 @@ body,html{
 .section_btn.close > .txt_section{
     color: #ffffff;
     padding: 18px 30px 18px 30px;
-    transition: 300ms;
+    transition: 500ms;
 }
 
 .section_btn:hover > .txt_section{