bitwarden-estensione-browser/src/app/settings/premium.component.html

<form #form (ngSubmit)="submit()" [appApiAction]="formPromise" ngNativeValidate>
    <h2 class="spaced-header">{{'addons' | i18n}}</h2>
    <div class="form-group">
        <label for="additionalStorage">{{'additionalStorageGb' | i18n}}</label>
        <input id="additionalStorage" class="form-control" type="number" name="AdditionalStorageGb" [(ngModel)]="additionalStorage"
            min="0" max="99" step="1" placeholder="{{'additionalStorageGbDesc' | i18n}}">
        <small class="text-muted form-text">{{'additionalStorageDesc' | i18n : (storageGbPrice | currency:'USD')}}</small>
    </div>
    <h2 class="spaced-header">{{'summary' | i18n}}</h2>
    {{'premiumMembership' | i18n}}: {{premiumPrice | currency:'USD':'$'}}
    <br> {{'additionalStorageGb' | i18n}}: {{additionalStorage || 0}} GB &times; {{storageGbPrice | currency:'USD'}} = {{additionalStorageTotal
    | currency:'USD':'$'}}
    <hr class="my-2">
    <strong>{{'total' | i18n}}:</strong> USD {{total | currency:'USD'}} /{{'year' | i18n}}
    <br>
    <small class="text-muted">{{'paymentChargedAnnually' | i18n}}</small>
    <h2 class="spaced-header">{{'paymentInformation' | i18n}}</h2>
    <app-payment></app-payment>
    <button type="submit" class="btn btn-primary btn-submit" appBlurClick [disabled]="form.loading">
        <i class="fa fa-spinner fa-spin"></i>
        <span>{{'submit' | i18n}}</span>
    </button>
</form>