.vui-select{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1;opacity:0}.icon-arrow{display:inline-block;-webkit-transition:-webkit-transform 0.1s;transition:-webkit-transform 0.1s;-o-transition:transform 0.1s;transition:transform 0.1s;transition:transform 0.1s, -webkit-transform 0.1s}.icon-arrow.is-active{-webkit-transform:rotateZ(90deg);-ms-transform:rotate(90deg);transform:rotateZ(90deg)}