update popupmenu styles

Author: Wesley

styles/web/sass/core/widgets/_popupmenu.scss

@@ -16,6 +16,7 @@
 }
 
 .popupmenu-trigger {
+    cursor: pointer;
 }
 
 .popupmenu-menu {
@@ -27,14 +28,17 @@
     border: 1px solid $border-color-default;
     border-radius: 8px;
     background-color: $bg-color;
-    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
+    box-shadow: 0 3px 14px 2px rgba(0, 0, 0, 0.02), 0 8px 10px 1px rgba(0, 0, 0, 0.04),
+    0 5px 5px -3px rgba(0, 0, 0, 0.08);
 
     &.popupmenu-position-left {
+        top: 0;
         left: 0;
         transform: translateX(-100%);
     }
 
     &.popupmenu-position-right {
+        top: 0;
         right: 0;
         transform: translateX(100%);
     }
@@ -49,11 +53,13 @@
         transform: translateY(100%);
     }
 
+    .popupmenu-basic-item:first-child,
     .popupmenu-custom-item:first-child {
         border-top-left-radius: 8px;
         border-top-right-radius: 8px;
     }
 
+    .popupmenu-basic-item:last-child,
     .popupmenu-custom-item:last-child {
         border-bottom-right-radius: 8px;
         border-bottom-left-radius: 8px;
@@ -67,7 +73,7 @@
 }
 
 .popupmenu-basic-item {
-    padding: 8px 16px;
+    padding: 12px 16px;
     color: $font-color-default;
     font-size: 14px;