diff --git a/boker/config.py b/boker/config.py
index 151384e..dc03473 100644
--- a/boker/config.py
+++ b/boker/config.py
@@ -8,7 +8,7 @@ BASE_DIR = Path(__file__).resolve().parent.parent
 DEFAULT_DATABASE_URL = f"sqlite:///{BASE_DIR / 'data' / 'boker-dev.sqlite3'}"
 DEFAULT_SECRET_KEY = "change-this-before-deploying"
 
-APP_VERSION = "2.5.33"
+APP_VERSION = "2.5.34"
 
 
 def load_local_env(env_path: Path) -> None:
diff --git a/static/css/style.css b/static/css/style.css
index 42ceaeb..368b2ad 100644
--- a/static/css/style.css
+++ b/static/css/style.css
@@ -627,12 +627,37 @@ h1, h2, h3, h4 { margin: 0; }
    ================================================================ */
 .flash-stack { display: grid; gap: 10px; margin-bottom: 24px; }
 .flash {
+  display: flex;
+  align-items: flex-start;
+  justify-content: space-between;
+  gap: 12px;
   padding: 11px 16px;
   border-radius: var(--r-sm);
   font-size: 14px;
+  line-height: 1.45;
   border: 1px solid var(--border);
   background: var(--surface);
 }
+.flash__message {
+  min-width: 0;
+  overflow-wrap: anywhere;
+}
+.flash__dismiss {
+  appearance: none;
+  border: 0;
+  background: transparent;
+  color: currentColor;
+  opacity: .62;
+  font-size: 20px;
+  line-height: 1;
+  padding: 0 0 0 8px;
+  cursor: pointer;
+  flex: none;
+}
+.flash__dismiss:hover,
+.flash__dismiss:focus-visible {
+  opacity: 1;
+}
 .flash.success {
   color: var(--pos);
   border-color: var(--pos-tint-bd);
@@ -5738,6 +5763,12 @@ select.control { cursor: pointer; }
   padding: 0;
   max-width: none;
 }
+.page--auth > .flash-stack {
+  width: min(380px, calc(100% - 48px));
+  margin: 24px auto -20px;
+  position: relative;
+  z-index: 2;
+}
 
 .auth-split {
   display: flex;
diff --git a/templates/base.html b/templates/base.html
index be3180e..ac1b106 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -76,7 +76,10 @@
             {% if messages %}
                 <div class="flash-stack">
                     {% for category, message in messages %}
-                        <div class="flash {{ category }}">{{ message }}</div>
+                        <div class="flash {{ category }}" role="{{ 'alert' if category == 'error' else 'status' }}">
+                            <span class="flash__message">{{ message }}</span>
+                            <button class="flash__dismiss" type="button" aria-label="Dismiss message" data-dismiss-flash>&times;</button>
+                        </div>
                     {% endfor %}
                 </div>
             {% endif %}
@@ -133,6 +136,18 @@
     })();
     </script>
     <script>
+    (() => {
+        document.addEventListener('click', (event) => {
+            const button = event.target.closest('[data-dismiss-flash]');
+            if (!button) return;
+            const flash = button.closest('.flash');
+            const stack = button.closest('.flash-stack');
+            if (flash) flash.remove();
+            if (stack && !stack.querySelector('.flash')) stack.remove();
+        });
+    })();
+    </script>
+    <script>
     (() => {
       function positionBubble(tip) {
         const bubble = tip.querySelector('.info-tip__bubble');