change '-' to 'x' on remove buttons within ui.css
change '-' to 'x' on remove buttons within ui.css

CDLUC3/stash_engine,CDLUC3/stash,CDLUC3/stash_engine,CDLUC3/stash,CDLUC3/stash_engine,CDLUC3/stash_engine,CDLUC3/stash,CDLUC3/stash