Small bug fix and balancing

Hey my dudes, i hope you're doing fine today!

First things first, the main page is better now

• More images & GIFs
• More info
• Link to the press kit page

This is also a small bug fix and balancing update so let's go:

• Enemies no longer shoot through walls
• Magun damage increased;
• Defiance move speed tweaked;
• Ximira Level tweaked;
• Mechanic hp lowered a bit;