fix: avatar page

pages/wallpaper/detail.vue

@@ -238,28 +238,31 @@ const goToAvatar = () => {
     height: 44px; // Standard nav height
     display: flex;
     align-items: center;
-    justify-content: center;
-    position: relative;
+    padding: 0 24rpx;
 
     .back {
-      position: absolute;
-      left: 16px;
-      height: 100%;
       display: flex;
       align-items: center;
-      padding: 0 10px;
+      margin-right: 24rpx;
+      /* 增大点击区域 */
+      padding: 20rpx;
+      margin-left: -20rpx;
 
       .back-icon {
-        font-size: 32px;
+        font-size: 50rpx;
         color: #333;
         font-weight: 300;
+        line-height: 1;
       }
     }
 
     .title {
-      font-size: 18px;
+      font-size: 34rpx;
       font-weight: 600;
       color: #333;
+      flex: 1;
+      text-align: center;
+      margin-right: 50rpx; /* Balance back button */
     }
   }
 }