开仓紧跟止盈/止盈%；持仓上限改为红底提示条，显示更清楚。

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/instance/templates/index.html

@@ -18,8 +18,8 @@
     <link rel="apple-touch-icon" href="/static/icons/apple-touch-icon.png">
     <link rel="manifest" href="/static/icons/manifest.webmanifest">
     <title>{{ pwa_app_name }}</title>
-    <link rel="stylesheet" href="/static/instance_page.css?v=15">
-    <link rel="stylesheet" href="/static/instance_theme.css?v=118">
+    <link rel="stylesheet" href="/static/instance_page.css?v=16">
+    <link rel="stylesheet" href="/static/instance_theme.css?v=119">
 
 </head>
 <body