Reapply responsive changes to custom fields

src/app/vault/add-edit-custom-fields.component.html

@@ -2,7 +2,7 @@
     <h3 class="mt-4">{{'customFields' | i18n}}</h3>
     <div cdkDropList (cdkDropListDropped)="drop($event)" *ngIf="cipher.hasFields">
         <div class="row" cdkDrag *ngFor="let f of cipher.fields; let i = index; trackBy:trackByFunction">
-            <div class="col-5 form-group">
+            <div class="col-md-5 mt-4 mt-md-0 form-group">
                 <div class="d-flex">
                     <label for="fieldName{{i}}">{{'name' | i18n}}</label>
                     <a class="ml-auto" href="https://help.bitwarden.com/article/custom-fields/"
@@ -13,7 +13,7 @@
                 <input id="fieldName{{i}}" type="text" name="Field.Name{{i}}" [(ngModel)]="f.name"
                     class="form-control" appInputVerbatim [disabled]="cipher.isDeleted || viewOnly">
             </div>
-            <div class="col-7 form-group">
+            <div class="col-md-7 mt-4 mt-md-0 form-group">
                 <label for="fieldValue{{i}}">{{'value' | i18n}}</label>
                 <div class="d-flex align-items-center">
                     <div class="input-group" *ngIf="f.type === fieldType.Text">
@@ -71,7 +71,7 @@
         <i class="fa fa-plus-circle fa-fw" aria-hidden="true"></i> {{'newCustomField' | i18n}}
     </a>
     <div class="row" *ngIf="!cipher.isDeleted && !viewOnly">
-        <div class="col-5">
+        <div class="col-md-5">
             <label for="addFieldType" class="sr-only">{{'type' | i18n}}</label>
             <select id="addFieldType" class="form-control" name="AddFieldType" [(ngModel)]="addFieldType">
                 <option *ngFor="let o of addFieldTypeOptions" [ngValue]="o.value">{{o.name}}</option>