.tax-dropdown-container-a6a9cbeb select {
    display: block;
    width: 100%;
    max-width: 100%;
    border-radius: 4px;
    border: 1px solid #ccc;
    background-color: #fff;
    font-size: 14px;
    cursor: pointer;
    box-sizing: border-box;
}
.tax-dropdown-container-a6a9cbeb select:focus {
    outline: none;
    border-color: #0073aa;
}