Single product page: image not full width

Hello Team,

I have an issue with niche template. The product image on single product page isn't full width on Android phone. Same When I test on Chrome and from a real android phone.

Here are the screenshot:
1/ From an Android phone: https://tinyurl.com/y2qmsg46
2/ From chrome: https://tinyurl.com/y3tcch5q

Thank you for your help.