.orderby_selections, .location_header {
    margin: 0 10px;
}

.orderby_selections select{
    font-size: 2vw;
    height: 100%;
}

.orderby_postcode input {
    font-size: 2vw;
    height: 90%;
}

.orderby_submit button {
    padding-left: 10px;
    font-size: 2vw;
    height: 100%;
}