Autocomplete zap zapping .xbl-fr-autocomplete .xforms-input input { width: 200px } .my-autocomplete .xforms-input input { width: 200px } .fr-autocomplete-container .yui-ac-content { overflow-x: hidden; overflow-y: auto; width: 200px; max-height: 100px; *height:expression(this.scrollHeight>100?"100px":"auto"); } Enter a country name: