.custom-combobox{position:relative;display:inline-block;z-index:100}.custom-combobox-toggle{position:absolute;top:0;bottom:0;margin-left:-1px;padding:0;z-index:100}.custom-combobox-input{margin:0;padding:5px 10px;z-index:100}.ui-autocomplete{z-index:1500;max-height:600px;overflow-y:auto;overflow-x:hidden}