shorten transition duration

css/style.css

@@ -6,8 +6,8 @@ body {
   height: 250px;
   -webkit-transition-property: height;
   transition-property: height;
-  -webkit-transition-duration: 500ms;
-          transition-duration: 500ms;
+  -webkit-transition-duration: 300ms;
+          transition-duration: 300ms;
 }
 
 .sec-00__close {
@@ -32,8 +32,8 @@ body {
   overflow: hidden;
   -webkit-transition-property: height;
   transition-property: height;
-  -webkit-transition-duration: 500ms;
-          transition-duration: 500ms;
+  -webkit-transition-duration: 300ms;
+          transition-duration: 300ms;
 }
 
 .sec-00 .container-fluid {

css/style.scss

@@ -5,7 +5,7 @@ body {
 .sec-00 {
     height: 250px;
     transition-property: height;
-    transition-duration: 500ms;
+    transition-duration: 300ms;
     &__close {
         position: absolute;
         top: 0;
@@ -25,7 +25,7 @@ body {
         height: 0;
         overflow: hidden;
         transition-property: height;
-        transition-duration: 500ms;
+        transition-duration: 300ms;
     }
     .container-fluid {
         background-color: rgb(202, 202, 202);