How can I add/change two or more columns in mobile view like the image?

Shopify Discussion
1

Hi there, how can i slove to add more columns and the imageis not just regular square, maybe like rectangle or something else, like this two sections.
Thank You!

c672b4dd-369f-4a45-b0cd-84586894fb88.png
c672b4dd-369f-4a45-b0cd-84586894fb88.png540×1173 451 KB

2

Hey here is the URL, https://hanjistarlighter.com/ and the password is steodu. Thanks