fix: Keep CopyToClipboard swap icons stacked regardless of CSS load (#5235)

Author: ywyyu17

src/copy-to-clipboard/styles.scss

@@ -19,13 +19,6 @@
   inset: 0;
 }
 
-.icon-swap-copy,
-.icon-swap-result {
-  position: absolute;
-  inset-block-start: 0;
-  inset-inline-start: 0;
-}
-
 .icon-swap-copy {
   opacity: 1;
   transform: scale(1);
@@ -38,6 +31,13 @@
   @include motion.exiting-with-motion;
 }
 
+.icon-swap > .icon-swap-copy,
+.icon-swap > .icon-swap-result {
+  position: absolute;
+  inset-block-start: 0;
+  inset-inline-start: 0;
+}
+
 .icon-swap-copied > .icon-swap-copy {
   opacity: 0;
   transform: scale(0);