Vibrant Glossy Red YouTube Subscribe Button with All Notifications

The image features a glossy, rounded rectangular 'Subscribe' button in a vibrant red color, outlined by a soft red glow. It prominently displays a white YouTube play icon, the word 'Subscribe' in bold white text, and a smaller bell icon with the word 'All' below, indicating notification settings. A clear reflection of the button is visible on the surface below, adding depth to the composition.