You can post more case details here and notify Chips or LM, the campaign manager, to forward your issues. I believe some users also had issues with their withdrawal in the past and were resolved, although it took some time and Chip asked them to continue asking their CS for more details.

Sound like the game window is not resized automatically. I kinda forgot if it's possible to code that in CSS but some websites that target mobile users usually have this feature. CMIIW.