fix(item): multiple input appearance when using datetime (#25484)

Resolves #25479

Co-authored-by: Liam DeBeasi <[email protected]>

core/src/components/datetime/datetime.scss

@@ -337,15 +337,20 @@
 :host .calendar-day:after {
   @include border-radius(32px, 32px, 32px, 32px);
   @include padding(4px, 4px, 4px, 4px);
+
+  position: absolute;
+
   /**
    * Explicit position values are required here
    * as pseudo element positioning is incorrect
    * in older implementations of css grid.
+   *
+   * TODO: FW-1720: Remove top/left styles when deprecating iOS 13 support
    */
-
-  @include position(50%, null, null, 50%);
-
-  position: absolute;
+  /* stylelint-disable-next-line property-disallowed-list */
+  top: 50%;
+  /* stylelint-disable-next-line property-disallowed-list */
+  left: 50%;
 
   width: 32px;
   height: 32px;