Update app.py

app.py

@@ -106,29 +106,30 @@ st.markdown("""
         opacity: 0.7 !important;
     }
     
-    /* حذف فلش پیش‌فرض و جایگزینی با استایل مشابه number input */
-    .stSelectbox select {
-        -webkit-appearance: none !important;
-        -moz-appearance: none !important;
-        appearance: none !important;
-        background-image: none !important;
-        background-repeat: no-repeat !important;
-        background-position: right center !important;
-        padding-right: 30px !important;
-        border: 1px solid #6a0dad !important;
-        border-radius: 4px !important;
+    .stSelectbox {
+        position: relative;
     }
-
-    /* ایجاد فلش سفارشی با استایل مشابه number input */
-    .stSelectbox div[data-baseweb="select"]::after {
+    
+    .stSelectbox::after {
         content: "▼";
         position: absolute;
-        left: 12px;
+        right: 12px;
         top: 50%;
         transform: translateY(-50%);
-        color: var(--primary) !important;
-        font-size: 12px;
+        color: #6a0dad;
         pointer-events: none;
+        z-index: 1;
+    }
+    
+    .stSelectbox select {
+        -webkit-appearance: none !important;
+        -moz-appearance: none !important;
+        appearance: none !important;
+        background: transparent !important;
+        padding-right: 30px !important;
+        width: 100%;
+        position: relative;
+        z-index: 2;
     }
     
     /* استایل hover برای فلش */