选择风格变为生成四个，调整渐变按钮样式

src/views/asistant/components/GenerateLoading.vue

@@ -113,7 +113,7 @@ onMounted(() => {
 .loading-image {
   width: 36.4rem;
   height: 36.4rem;
-  animation: rotate 1s linear infinite;
+  animation: rotate 1.5s ease-in-out infinite;
 }
 
 .loading-shadow {
@@ -146,11 +146,14 @@ onMounted(() => {
 }
 
 @keyframes rotate {
-  from {
-    transform: rotate(0deg);
+  0% {
+    transform: translateY(0px);
   }
-  to {
-    transform: rotate(360deg);
+  50% {
+    transform: translateY(-100px);
+  }
+  100% {
+    transform: translateY(0px);
   }
 }
 </style>