Hello , can you help me where to find this text and how to edit ? Thank you!  

Hello , how to change only this color to be black https://ibb.co/j8q6LjV without affect this text https://ibb.co/ftZ2ccM . Maybe i need the the code. Does anyone know the correct code for this?

Hello , sorry I'm a beginner in shopify. Can I fix only this section https://ibb.co/p1DTB5N in mobile version on Venture theme? Looks so bad and amateur. I want maybe to be like this https://ibb.co/6mps0gp  with small zoom. Is it possible somehow? Th...