How can I do this?

Here's the full code:

xml version="1.0" encoding="utf-8"?>


    t-name="account.TaxGroupComponent" owl="1">
        
            class="o_td_label">
                class="o_form_label o_tax_total_label" t-esc="props.taxGroup.tax_group_name"/>
            

            
                t-if="allowTaxEdition">
                    t-if="['edit', 'disable'].includes(state.value)">
                        class="o_tax_group_edit_input">
                                                            type="text"
                                t-ref="taxValueInput"
                                class="o_field_float
                                o_field_number o_input"
                                t-att-disabled="state.value === 'disable'"
                                t-on-blur.prevent="_onChangeTaxValue"/>
                        
                    
                    t-else="">
                        class="o_tax_group_edit" t-on-click.prevent="setState('edit')">
                            class="fa fa-pencil"/>
                            class="o_tax_group_amount_value">
                                t-esc="props.taxGroup.formatted_tax_group_amount"/>
                            
                        
                    
                
                t-else="">
                    class="o_tax_group_amount_value">
                        t-esc="props.taxGroup.formatted_tax_group_amount" style="white-space: nowrap;"/>
                    
                
            
        
    

    
t-name="account.TaxTotalsField" owl="1">
        t-if="totals.value" class="oe_right">
            
t-foreach="totals.value.subtotals" t-as="subtotal" t-key="subtotal['name']">
                    





t-foreach="totals.value.groups_by_subtotal[subtotal['name']]" t-as="taxGroup" t-key="taxGroup.group_key">
                                                    taxGroup="taxGroup"
                            record="record"
                            allowTaxEdition="totals.value.allow_tax_edition"
                            t-on-change-tax-group="_onChangeTaxValueByTaxGroup"
                        />
                    



                





                
                        
class="o_td_label">
                            class="o_form_label o_tax_total_label" t-esc="subtotal['name']"/>
                        
                        

                            t-att-name="subtotal['name']" style="white-space: nowrap; font-weight: bold;" t-esc="subtotal['formatted_amount']"/>
                        
                    
                                                    
                    
class="o_td_label">
                        class="o_form_label o_tax_total_label">Total
                    
                    

                                                    name="amount_total"
                            t-att-class="Object.keys(totals.value.groups_by_subtotal).length > 0 ? 'oe_subtotal_footer_separator' : ''"
                            t-esc="totals.value.formatted_amount_total"
                            style="white-space: nowrap; font-weight: bold; font-size: 1.3em;"
                        />