Update app.py

app.py

@@ -224,7 +224,7 @@ div[data-baseweb="textarea"] > div:first-child {
     color: var(--text) !important;
     border-radius: 6px !important;
     border: 1px solid var(--primary) !important;
-    background-color: var(--input-bg) !important;
+    background-color: white !important;
 }
 
 /* استایل داخلی برای المان‌های ورودی */
@@ -232,7 +232,7 @@ div[data-baseweb="select"] input,
 div[data-baseweb="input"] input,
 div[data-baseweb="textarea"] textarea {
     color: var(--text) !important;
-    background-color: transparent !important;
+    background-color: white !important;
     border: none !important;
     min-height: 40px !important;
     font-family: 'B Nazanin' !important;
@@ -323,8 +323,8 @@ div[data-baseweb="textarea"] > div:first-child:focus-within {
 div[data-testid="stNumberInput"] button[aria-label="Increase value"],
 div[data-testid="stNumberInput"] button[aria-label="Decrease value"] {
     color: var(--primary) !important;
-    background-color: transparent !important;
-    border: none !important;
+    background-color: white !important;
+    border: var(--primary) !important;
     width: 36px !important;
     height: 100% !important;
     font-weight: bold !important;