diff --git a/evidence-aut.html b/evidence-aut.html
index 6cabfd6..09204e3 100644
--- a/evidence-aut.html
+++ b/evidence-aut.html
@@ -172,7 +172,7 @@
                 <div class="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
                   <i class="fas fa-clock text-gray-400"></i>
                 </div>
-                <input type="time" id="time_start" name="time_start" required
+                <input type="time" id="time_start" name="time_start" required step="3600
                   class="block w-full pl-10 pr-3 py-2 border border-gray-300 rounded-md shadow-sm focus:ring-brand-light-blue focus:border-brand-light-blue">
               </div>
             </div>
@@ -197,7 +197,7 @@
                 <div class="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
                   <i class="fas fa-clock text-gray-400"></i>
                 </div>
-                <input type="time" id="time_end" name="time_end" required
+                <input type="time" id="time_end" name="time_end" required step="3600"
                   class="block w-full pl-10 pr-3 py-2 border border-gray-300 rounded-md shadow-sm focus:ring-brand-light-blue focus:border-brand-light-blue">
               </div>
             </div>
@@ -593,5 +593,24 @@
       }
     }
   </script>
+
+  <!-- Add this JavaScript to enforce full hours -->
+  <script>
+    // Function to round time to nearest hour
+    function roundToHour(input) {
+        const time = input.value;
+        if (time) {
+            const [hours, minutes] = time.split(':');
+            input.value = `${hours}:00`;
+        }
+    }
+
+    // Add event listeners to time inputs
+    const timeInputs = document.querySelectorAll('input[type="time"]');
+    timeInputs.forEach(input => {
+        input.addEventListener('change', () => roundToHour(input));
+        input.addEventListener('blur', () => roundToHour(input));
+    });
+  </script>
 </body>
 </html>
\ No newline at end of file
diff --git a/rezervace-aut.html b/rezervace-aut.html
index f06a513..41206c5 100644
--- a/rezervace-aut.html
+++ b/rezervace-aut.html
@@ -284,13 +284,14 @@
                 <div class="form-group">
                     <label for="vehicle">Vozidlo</label>
                     <select id="vehicle" name="vehicle" required
-                        class="w-full p-2 border border-gray-300 rounded-md">
-                        <option value="">Vyberte vozidlo...</option>
-                        <option value="VW Caddy">VW Caddy - 4Z1 8241</option>
-                        <option value="VW Golf">VW Golf - 5Z5 8694</option>
-                        <option value="Škoda Fabia">Škoda Fabia - 1Z3 5789</option>
-                        <option value="BMW 218d">BMW 218d - 6Z5 4739</option>
-                        <option value="Škoda Superb">Škoda Superb - 2BY 2398</option>
+                        class="block w-full pl-10 pr-3 py-2 border border-gray-300 rounded-md shadow-sm focus:ring-brand-light-blue focus:border-brand-light-blue appearance-none">
+                        <option value="" selected disabled>Vyberte vozidlo...</option>
+                        <option value="VW Caddy - 4Z1 8241">VW Caddy - 4Z1 8241</option>
+                        <option value="VW Golf - 5Z5 8694">VW Golf - 5Z5 8694</option>
+                        <option value="Škoda Fabia - 1Z3 5789">Škoda Fabia - 1Z3 5789</option>
+                        <option value="BMW 218d - 6Z5 4739">BMW 218d - 6Z5 4739</option>
+                        <option value="BMW 218d - 6Z5 4740">BMW 218d - 6Z5 4740</option>
+                        <option value="Škoda Superb - 2BY 2398">Škoda Superb - 2BY 2398</option>
                     </select>
                 </div>