challenge details: upgrades are a mystery, but doubled

Description

The UI in the image features a clean and minimalistic design, focusing on key promotions associated with the title "Stars in Their Eyes." Central to the layout are two promotional options, each clearly labeled with bold text.

1. Buy One Get One Free: This section highlights a promotional offer where users can double their weekly choice upgrades. Accompanying it is an upward arrow symbol, indicating enhancement or increase.

2. Mini Mysteries: This feature introduces an element of surprise, stating that weekly choices will now be a mystery. A question mark symbol visually reinforces the unknown aspect of this feature.

A checkmark at the bottom signifies a confirmation or completion action, enhancing user interaction by suggesting an affirmative selection or acknowledgment of the info presented.

The overall form of the UI is simple, with a soft background that keeps the focus on the text and symbols, ensuring clarity and ease of reading.