diff --git a/app/templates/stiftung/destinataer_form.html b/app/templates/stiftung/destinataer_form.html
index ccf87e3..1afa52a 100644
--- a/app/templates/stiftung/destinataer_form.html
+++ b/app/templates/stiftung/destinataer_form.html
@@ -40,7 +40,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.vorname.id_for_label }}" class="form-label">
                                             {{ form.vorname.label }} *
                                         </label>
@@ -57,7 +57,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.nachname.id_for_label }}" class="form-label">
                                             {{ form.nachname.label }} *
                                         </label>
@@ -74,7 +74,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.geburtsdatum.id_for_label }}" class="form-label">
                                             {{ form.geburtsdatum.label }}
                                         </label>
@@ -91,7 +91,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.familienzweig.id_for_label }}" class="form-label">
                                             {{ form.familienzweig.label }}
                                         </label>
@@ -117,7 +117,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.email.id_for_label }}" class="form-label">
                                             {{ form.email.label }}
                                         </label>
@@ -134,7 +134,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.telefon.id_for_label }}" class="form-label">
                                             {{ form.telefon.label }}
                                         </label>
@@ -151,7 +151,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.iban.id_for_label }}" class="form-label">
                                             {{ form.iban.label }}
                                         </label>
@@ -168,7 +168,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.adresse.id_for_label }}" class="form-label">
                                             {{ form.adresse.label }}
                                         </label>
@@ -194,7 +194,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.berufsgruppe.id_for_label }}" class="form-label">
                                             {{ form.berufsgruppe.label }}
                                         </label>
@@ -211,7 +211,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.ausbildungsstand.id_for_label }}" class="form-label">
                                             {{ form.ausbildungsstand.label }}
                                         </label>
@@ -271,7 +271,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.jaehrliches_einkommen.id_for_label }}" class="form-label">
                                             {{ form.jaehrliches_einkommen.label }}
                                         </label>
@@ -288,7 +288,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <div class="form-check">
                                             {{ form.finanzielle_notlage }}
                                             <label class="form-check-label" for="{{ form.finanzielle_notlage.id_for_label }}">
@@ -315,7 +315,7 @@
                                             <i class="fas fa-check-circle me-2"></i>Unterstützung & Auszahlung
                                         </h6>
                                     </div>
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <div class="form-check mb-2">
                                             {{ form.ist_abkoemmling }}
                                             <label class="form-check-label" for="{{ form.ist_abkoemmling.id_for_label }}">{{ form.ist_abkoemmling.label }}</label>
@@ -335,7 +335,7 @@
                                             {{ form.vermoegen }}
                                         </div>
                                     </div>
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.standard_konto.id_for_label }}" class="form-label">{{ form.standard_konto.label }}</label>
                                         {{ form.standard_konto }}
                                         <div class="form-text">Standardkonto für vierteljährliche Vorauszahlungen</div>
@@ -349,13 +349,13 @@
                                             <i class="fas fa-graduation-cap me-2"></i>Studiennachweis
                                         </h6>
                                     </div>
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <div class="form-check">
                                             {{ form.studiennachweis_erforderlich }}
                                             <label class="form-check-label" for="{{ form.studiennachweis_erforderlich.id_for_label }}">{{ form.studiennachweis_erforderlich.label }}</label>
                                         </div>
                                     </div>
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.letzter_studiennachweis.id_for_label }}" class="form-label">{{ form.letzter_studiennachweis.label }}</label>
                                         {{ form.letzter_studiennachweis }}
                                         <div class="form-text">Stichtage: 15.03 und 15.09</div>
@@ -370,7 +370,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <div class="form-check">
                                             {{ form.aktiv }}
                                             <label class="form-check-label" for="{{ form.aktiv.id_for_label }}">
diff --git a/app/templates/stiftung/land_form.html b/app/templates/stiftung/land_form.html
index fb31c52..28dedd9 100644
--- a/app/templates/stiftung/land_form.html
+++ b/app/templates/stiftung/land_form.html
@@ -54,7 +54,7 @@
                                     <i class="fas fa-fingerprint me-2"></i>Identifikation
                                 </h5>
                             </div>
-                            <div class="col-md-6">
+                            <div class="col-12">
                                 <div class="mb-3">
                                     <label for="{{ form.lfd_nr.id_for_label }}" class="form-label">
                                         {{ form.lfd_nr.label }} *
@@ -72,7 +72,7 @@
                                     {% endif %}
                                 </div>
                             </div>
-                            <div class="col-md-6">
+                            <div class="col-12">
                                 <div class="mb-3">
                                     <label for="{{ form.ew_nummer.id_for_label }}" class="form-label">
                                         {{ form.ew_nummer.label }}
@@ -189,7 +189,7 @@
                                     <i class="fas fa-ruler-combined me-2"></i>Flächenangaben
                                 </h5>
                             </div>
-                            <div class="col-md-6">
+                            <div class="col-12">
                                 <div class="mb-3">
                                     <label for="{{ form.groesse_qm.id_for_label }}" class="form-label">
                                         {{ form.groesse_qm.label }} *
@@ -204,7 +204,7 @@
                                     {% endif %}
                                 </div>
                             </div>
-                            <div class="col-md-6">
+                            <div class="col-12">
                                 <div class="mb-3">
                                     <label for="{{ form.verpachtete_gesamtflaeche.id_for_label }}" class="form-label">
                                         {{ form.verpachtete_gesamtflaeche.label }} *
@@ -297,7 +297,7 @@
                                     <i class="fas fa-handshake me-2"></i>Verpachtung
                                 </h5>
                             </div>
-                            <div class="col-md-6">
+                            <div class="col-12">
                                 <div class="mb-3">
                                     <label for="{{ form.flaeche_alte_liste.id_for_label }}" class="form-label">
                                         {{ form.flaeche_alte_liste.label }}
@@ -312,7 +312,7 @@
                                     {% endif %}
                                 </div>
                             </div>
-                            <div class="col-md-6">
+                            <div class="col-12">
                                 <div class="mb-3">
                                     <label for="{{ form.verp_flaeche_aktuell.id_for_label }}" class="form-label">
                                         {{ form.verp_flaeche_aktuell.label }} *
@@ -336,7 +336,7 @@
                                     <i class="fas fa-percentage me-2"></i>Steuern und Abgaben
                                 </h5>
                             </div>
-                            <div class="col-md-6">
+                            <div class="col-12">
                                 <div class="mb-3">
                                     <label for="{{ form.anteil_grundsteuer.id_for_label }}" class="form-label">
                                         {{ form.anteil_grundsteuer.label }}
@@ -351,7 +351,7 @@
                                     {% endif %}
                                 </div>
                             </div>
-                            <div class="col-md-6">
+                            <div class="col-12">
                                 <div class="mb-3">
                                     <label for="{{ form.anteil_lwk.id_for_label }}" class="form-label">
                                         {{ form.anteil_lwk.label }}
diff --git a/app/templates/stiftung/paechter_form.html b/app/templates/stiftung/paechter_form.html
index 16223c2..b355289 100644
--- a/app/templates/stiftung/paechter_form.html
+++ b/app/templates/stiftung/paechter_form.html
@@ -42,7 +42,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.vorname.id_for_label }}" class="form-label">
                                             {{ form.vorname.label }} *
                                         </label>
@@ -59,7 +59,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.nachname.id_for_label }}" class="form-label">
                                             {{ form.nachname.label }} *
                                         </label>
@@ -76,7 +76,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.geburtsdatum.id_for_label }}" class="form-label">
                                             {{ form.geburtsdatum.label }}
                                         </label>
@@ -102,7 +102,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.email.id_for_label }}" class="form-label">
                                             {{ form.email.label }}
                                         </label>
@@ -119,7 +119,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.telefon.id_for_label }}" class="form-label">
                                             {{ form.telefon.label }}
                                         </label>
@@ -136,7 +136,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.iban.id_for_label }}" class="form-label">
                                             {{ form.iban.label }}
                                         </label>
@@ -153,7 +153,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.strasse.id_for_label }}" class="form-label">
                                             {{ form.strasse.label }}
                                         </label>
@@ -170,7 +170,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.plz.id_for_label }}" class="form-label">
                                             {{ form.plz.label }}
                                         </label>
@@ -187,7 +187,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.ort.id_for_label }}" class="form-label">
                                             {{ form.ort.label }}
                                         </label>
@@ -204,7 +204,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.personentyp.id_for_label }}" class="form-label">
                                             {{ form.personentyp.label }}
                                         </label>
@@ -230,7 +230,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.pachtnummer.id_for_label }}" class="form-label">
                                             {{ form.pachtnummer.label }}
                                         </label>
@@ -247,7 +247,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.pachtzins_aktuell.id_for_label }}" class="form-label">
                                             {{ form.pachtzins_aktuell.label }}
                                         </label>
@@ -264,7 +264,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.pachtbeginn_erste.id_for_label }}" class="form-label">
                                             {{ form.pachtbeginn_erste.label }}
                                         </label>
@@ -281,7 +281,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.pachtende_letzte.id_for_label }}" class="form-label">
                                             {{ form.pachtende_letzte.label }}
                                         </label>
@@ -307,7 +307,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <div class="form-check">
                                             {{ form.landwirtschaftliche_ausbildung }}
                                             <label class="form-check-label" for="{{ form.landwirtschaftliche_ausbildung.id_for_label }}">
@@ -326,7 +326,7 @@
                                         {% endif %}
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <label for="{{ form.berufserfahrung_jahre.id_for_label }}" class="form-label">
                                             {{ form.berufserfahrung_jahre.label }}
                                         </label>
@@ -369,7 +369,7 @@
                                         </h6>
                                     </div>
                                     
-                                    <div class="col-md-6 mb-3">
+                                    <div class="col-12 mb-3">
                                         <div class="form-check">
                                             {{ form.aktiv }}
                                             <label class="form-check-label" for="{{ form.aktiv.id_for_label }}">