wmdeit_kaform/addons/combobox/kube.combobox.min.css

.combobox{position:relative}.combobox .combobox-caret,.combobox select{position:absolute;top:0;right:0;width:32px;height:100%;cursor:pointer}.combobox input{padding-right:36px}.combobox select{z-index:2;opacity:0}.combobox .combobox-caret{z-index:1;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="9" height="12" viewBox="0 0 9 12"><path fill="rgba(0, 0, 0, .4)" d="M0.722,4.823L-0.01,4.1,4.134-.01,4.866,0.716Zm7.555,0L9.01,4.1,4.866-.01l-0.732.726ZM0.722,7.177L-0.01,7.9,4.134,12.01l0.732-.726Zm7.555,0L9.01,7.9,4.866,12.01l-0.732-.726Z"/></svg>');background-repeat:no-repeat;background-position-y:50%;background-position-x:50%}