.leaflet-control-dropdownbutton-toggle {
    white-space: nowrap;
    width: 26px;
    height: 26px;
    font-size: 22px;
    display: inline-block;
}

.leaflet-control-dropdownbutton-select {
    color: #444;
    line-height: 28px;
    border: 1px solid #aaa;
    border-radius: 4px;
    cursor: pointer;
    min-height: 2em !important;
    display: block;
    padding-left: 8px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
  
.leaflet-control-dropdownbutton-select__arrow {
    height: 26px;
    position: absolute;
    top: 1px;
    right: 1px;
    width: 20px;
}

.leaflet-control-dropdownbutton-select:before {
    content: '\f0d8';
    display: inline-block;
    font: normal normal normal 14px/1 FontAwesome;
    font-size: inherit;
    text-rendering: auto;

  }