#postcode_search_field,
#q.form__field, 
#searchText.form__field {
    border-left: 1px solid #878787 !important;
    border-top: 1px solid #878787 !important;
    border-bottom: 1px solid #878787 !important;
}

#postcode_search_field:focus,
#q.form__field:focus, 
#searchText.form__field:focus {
    border-left: 2px solid #7b1e79 !important;
    border-top: 2px solid #7b1e79 !important;
    border-bottom: 2px solid #7b1e79 !important;
}

#searchText.form__field:focus {
    outline: 2px solid #7b1e79 !important;
}

#searchText.form__field {
    border-radius: 4px 0px 0px 4px !important;
}