a YouTube thumbnail with a clean and modern style....

a YouTube thumbnail with a clean and modern style. Show a computer screen displaying a QR code being generated. Include a big QR code on the screen and a mouse cursor clicking a “Generate” button. Add bold, large text saying: “CRIAR QR CODE EM 10 SEGUNDOS”. Use vibrant colors like blue and yellow, high contrast, and a bright background. Include visual elements like arrows pointing to the QR code. Make it eye-catching and easy to read even on small screens.