Improve the focus behavior of `InputItemList`

See https://www.woltlab.com/community/thread/301301-tag-input-has-no-focus-border/

diff --git a/wcfsetup/install/files/style/ui/itemListInput.scss b/wcfsetup/install/files/style/ui/itemListInput.scss
index fdc9c9b9b8aec45dadcb5477c2e683fc0dc4cb7e..9d6923abb759bd7eecc570819cb2d48195e452cd 100644 (file)
--- a/wcfsetup/install/files/style/ui/itemListInput.scss
+++ b/wcfsetup/install/files/style/ui/itemListInput.scss
@@ -10,6 +10,10 @@
                cursor: text;
        }
 
+       &:focus-within {
+               border-color: var(--wcfInputBorderActive);
+       }
+
        > .item,
        > .input {
                flex: 0 0 auto;