add table header

Author: wchigit

articles/service-connector/how-to-integrate-sql-database.md

@@ -276,13 +276,13 @@ Refer to the steps and code below to connect to Azure SQL Database using a conne
 
 #### [.NET](#tab/dotnet)
 
-[!div class="mx-tdBreakAll"]
-| Default environment variable name | Description                       | Example value                                           |
-|-----------------------------------|-----------------------------------|---------------------------------------------------------|
-| `AZURE_SQL_CLIENTID`                | Your client ID                    | `<client-ID>`                                           |
-| `AZURE_SQL_CLIENTSECRET`            | Your client secret                | `<client-secret>`                                       |
-| `AZURE_SQL_TENANTID`                | Your tenant ID                    | `<tenant-ID>`                                           |
-| `AZURE_SQL_CONNECTIONSTRING`        | Azure SQL Database connection string | `Data Source=<sql-server>.database.windows.net,1433;Initial Catalog=<sql-database>;User ID=a30eeedc-e75f-4301-b1a9-56e81e0ce99c;Password=asdfghwerty;Authentication=ActiveDirectoryServicePrincipal` |
+> [!div class="mx-tdBreakAll"]
+> | Default environment variable name | Description                       | Example value                                           |
+> |-----------------------------------|-----------------------------------|---------------------------------------------------------|
+> | `AZURE_SQL_CLIENTID`                | Your client ID                    | `<client-ID>`                                           |
+> | `AZURE_SQL_CLIENTSECRET`            | Your client secret                | `<client-secret>`                                       |
+> | `AZURE_SQL_TENANTID`                | Your tenant ID                    | `<tenant-ID>`                                           |
+> | `AZURE_SQL_CONNECTIONSTRING`        | Azure SQL Database connection string | `Data Source=<sql-server>.database.windows.net,1433;Initial Catalog=<sql-database>;User ID=a30eeedc-e75f-4301-b1a9-56e81e0ce99c;Password=asdfghwerty;Authentication=ActiveDirectoryServicePrincipal` |
 
 #### [Java](#tab/java)