improvement: new prosthesis type data structure implemented and finally working!

frontend/src/styles/globals.css

@@ -388,6 +388,28 @@ select option {
   stroke: currentColor;
 }
 
+@keyframes picker-expand {
+  from {
+    opacity: 0;
+    transform: scaleX(0.88);
+  }
+  to {
+    opacity: 1;
+    transform: none;
+  }
+}
+
+.picker-expand {
+  transform-origin: inline-start;
+  animation: picker-expand 180ms ease-out;
+}
+
+@media (prefers-reduced-motion: reduce) {
+  .picker-expand {
+    animation: none;
+  }
+}
+
 @keyframes task-row-complete-exit {
   0% {
     opacity: 1;