adjust background fieldOfView so a wide display doesn't make the boxes too small
adjust background fieldOfView so a wide display doesn't make the boxes too small

WebSeed/twgl.js,eyeccc/twgl.js,beni55/twgl.js,ptpham/twgl.js,greggman/twgl.js,eyeccc/twgl.js,WebSeed/twgl.js,beni55/twgl.js,greggman/twgl.js,ptpham/twgl.js,greggman/twgl.js