Hello, I wanted to know how can I change the border that appears when dragging an item in about:preferences in the search section. In this part specifically:

Hope someone can help me, thanks!

  • @MrOtherGuyM
    1•21 days ago

    Like this:

    @-moz-document url-prefix("about:preferences"){
  treechildren::-moz-tree-drop-feedback { background: #f00 !important; }
}