Fix responsiveness

static/assets/css/navigators/navbar.css

@@ -119,10 +119,17 @@
 .top-navbar .dropdown-menu {
   box-shadow: 0px 8px 56px rgba(15, 80, 100, 0.16);
   border: 1px solid #fff;
-  max-height: 100vh;
-  overflow-y: auto;
+  max-height: 0vh;
+  overflow: hidden;
+  display: block;
+  visibility: hidden;
   transition: all 0.3s ease-out;
-  -webkit-transition: all 0.3s ease-out;
+}
+
+.top-navbar .dropdown-menu.show {
+  max-height: 100vh;
+  visibility: visible;
+  transition: all 0.3s ease-in;
 }
 
 .top-navbar .dropdown-menu a {
@@ -133,7 +140,6 @@
 .top-navbar .dropdown-menu a:hover {
   color: #2098d1;
   transition: all 0.3s ease-out;
-  -webkit-transition: all 0.3s ease-out;
   border-bottom: none;
   background: rgb(2, 0, 36);
   background: linear-gradient(
@@ -190,11 +196,6 @@
     border-bottom: none;
   }
 
-  .final-navbar .navbar-collapse.show {
-    box-shadow: 5px 10px 10px rgba(192, 204, 218, 0.3);
-    transition: all 0.3s ease-out;
-  }
-
   .dropdown-divider {
     border-top: 1px solid #c0ccda;
   }
@@ -204,6 +205,12 @@
     width: auto;
     margin-right: 15px;
   }
+  .top-navbar .dropdown-menu {
+    text-align: center;
+    margin-bottom: 0.5rem;
+    margin-right: 1rem;
+    transition: all 0.3s ease-out;
+  }
 }
 
 /*  Large devices (desktops, 992px and up) */
@@ -228,11 +235,6 @@
     border-bottom: none;
   }
 
-  .final-navbar .navbar-collapse.show {
-    box-shadow: 5px 10px 10px rgba(192, 204, 218, 0.3);
-    transition: all 0.3s ease-out;
-  }
-
   .dropdown-divider {
     border-top: 1px solid #c0ccda;
   }
@@ -266,11 +268,6 @@
     border-bottom: none;
   }
 
-  .final-navbar .navbar-collapse.show {
-    box-shadow: 5px 10px 10px rgba(192, 204, 218, 0.3);
-    transition: all 0.3s ease-out;
-  }
-
   .dropdown-divider {
     border-top: 1px solid #c0ccda;
   }
@@ -285,6 +282,10 @@
 /* Small devices (landscape phones, 576px and up) */
 
 @media only screen and (max-width: 576px) {
+  .top-navbar .dropdown-menu {
+    margin-left: -1rem;
+    margin-right: 0rem;
+  }
 }
 
 /* iPhoneX, iPhone 6,7,8 */