![Magento 2 - How to change fotorama nav shaft thumbnail image size - for grouped products? - Magento Stack Exchange Magento 2 - How to change fotorama nav shaft thumbnail image size - for grouped products? - Magento Stack Exchange](https://i.stack.imgur.com/Vthld.png)
Magento 2 - How to change fotorama nav shaft thumbnail image size - for grouped products? - Magento Stack Exchange
![The frontend product page gallery is broken now, unable to compile the Less file lib/web/mage/gallery/gallery.less: variable @modal-slide-header__padding-vertical is undefined (and my fix) - Magento 2 The frontend product page gallery is broken now, unable to compile the Less file lib/web/mage/gallery/gallery.less: variable @modal-slide-header__padding-vertical is undefined (and my fix) - Magento 2](https://mage2.pro/uploads/default/original/1X/fa2c721d9623ecee6202f47f44bc28af709cb733.png)
The frontend product page gallery is broken now, unable to compile the Less file lib/web/mage/gallery/gallery.less: variable @modal-slide-header__padding-vertical is undefined (and my fix) - Magento 2
![How to Resize fotoroma library popup when clicking on product image on product view page in Magento 2? - Stack Overflow How to Resize fotoroma library popup when clicking on product image on product view page in Magento 2? - Stack Overflow](https://i.stack.imgur.com/YwIj1.png)