.custom-combobox {
    position: relative;
    display: inline-block;
  }
  .custom-combobox-toggle {
    color:#000 !important;
    border-color: #A9A9A9 !important;
    border-radius: 0 !important;
    background: none !important;
    position: absolute;
    top: 0;
    bottom: 0;
    margin-left: -1px;
    padding: 0;
  }
  .custom-combobox-input {
    height: 22px;
    width: 350px;
    padding: 1px !important;
    color:#000 !important;
    border-color: #A9A9A9 !important;  
    border-radius: 0 !important;    
    background: none !important;
    margin: 0;
    padding: 5px 10px;
  }