уровни игры

src/App.css

@@ -192,6 +192,39 @@
   animation: walk-bob 0.3s infinite steps(2);
 }
 
+.next-level-btn {
+  position: absolute;
+  left: 50%;
+  top: 40%;
+  transform: translate(-50%, -50%);
+  padding: 16px 24px;
+  background: var(--panel-bg);
+  border: 4px solid var(--accent);
+  color: var(--accent);
+  font-family: inherit;
+  font-size: 14px;
+  text-shadow: 2px 2px 0 var(--panel-border);
+  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.35);
+  cursor: pointer;
+  animation: next-level-pop 0.6s ease-out;
+}
+
+.next-level-btn:hover {
+  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.35);
+  margin: -4px 0px 0px -4px;
+}
+
+@keyframes next-level-pop {
+  0% {
+    transform: translate(-50%, -50%) scale(0.85);
+    opacity: 0;
+  }
+  100% {
+    transform: translate(-50%, -50%) scale(1);
+    opacity: 1;
+  }
+}
+
 @keyframes chop-shake {
   0%, 100% {
     transform: translate(0, 0) rotate(0deg);