Remove drop-down arrow from select element for all Browser

Hi friends ,
Here is code in css3 for Remove drop-down arrow from select element for all Browser

.left-new li select
{
background-color: Transparent;
border: 0px;
 -webkit-appearance: none;
-moz-appearance: none;
text-indent: 0.01px;
text-overflow: '';
appearance: none;
}

/*for ie */

.left-new li select::-ms-expand
{
    display: none;
}