diff --git a/src/AppHeijunka.vue b/src/AppHeijunka.vue
index 33b26ce..f16aa98 100644
--- a/src/AppHeijunka.vue
+++ b/src/AppHeijunka.vue
@@ -173,16 +173,47 @@ const createdAt = new Date('2026-01-01').toLocaleDateString(undefined, {
       </button>
 
       <button class="button-outline" @click="orders = [...levelingPlanning]">
+        <svg
+          xmlns="http://www.w3.org/2000/svg"
+          width="24"
+          height="24"
+          viewBox="0 0 24 24"
+          fill="none"
+          stroke="currentColor"
+          stroke-width="2"
+          stroke-linecap="round"
+          stroke-linejoin="round"
+          class="icon icon-tabler icons-tabler-outline icon-tabler-chart-histogram"
+        >
+          <path stroke="none" d="M0 0h24v24H0z" fill="none" />
+          <path d="M3 3v18h18" />
+          <path d="M20 18v3" />
+          <path d="M16 16v5" />
+          <path d="M12 13v8" />
+          <path d="M8 16v5" />
+          <path d="M3 11c6 0 5 -5 9 -5s3 5 9 5" />
+        </svg>
         levelling
       </button>
       <button class="button-outline" @click="orders = [...batchPlanning]">
+        <svg
+          xmlns="http://www.w3.org/2000/svg"
+          width="24"
+          height="24"
+          viewBox="0 0 24 24"
+          fill="currentColor"
+          class="icon icon-tabler icons-tabler-filled icon-tabler-stack-3"
+        >
+          <path stroke="none" d="M0 0h24v24H0z" fill="none" />
+          <path
+            d="M20.894 17.553a1 1 0 0 1 -.447 1.341l-8 4a1 1 0 0 1 -.894 0l-8 -4a1 1 0 0 1 .894 -1.788l7.553 3.774l7.554 -3.775a1 1 0 0 1 1.341 .447m0 -4a1 1 0 0 1 -.447 1.341l-8 4a1 1 0 0 1 -.894 0l-8 -4a1 1 0 0 1 .894 -1.788l7.552 3.775l7.554 -3.775a1 1 0 0 1 1.341 .447m0 -4a1 1 0 0 1 -.447 1.341l-8 4a1 1 0 0 1 -.894 0l-8 -4a1 1 0 0 1 .894 -1.788l7.552 3.775l7.554 -3.775a1 1 0 0 1 1.341 .447m-8.887 -8.552q .056 0 .111 .007l.111 .02l.086 .024l.012 .006l.012 .002l.029 .014l.05 .019l.016 .009l.012 .005l8 4a1 1 0 0 1 0 1.788l-8 4a1 1 0 0 1 -.894 0l-8 -4a1 1 0 0 1 0 -1.788l8 -4l.011 -.005l.018 -.01l.078 -.032l.011 -.002l.013 -.006l.086 -.024l.11 -.02l.056 -.005z"
+          />
+        </svg>
         batch
       </button>
-      <div>
-        <button class="button-outline" @click="heijunkaStore.simulateMonth()">
-          Simulate a month
-        </button>
-      </div>
+      <button class="button-outline" @click="heijunkaStore.simulateMonth()">
+        Simulate a month
+      </button>
     </section>
     <div>
       <span v-if="heijunkaStore.meta.currentHour > 0">