Move modals above geometric center; make position independent of height
Move modals above geometric center; make position independent of height

Closes #184.

pel-daniel/Eve,8l/Eve,pel-daniel/Eve,bjtitus/Eve,kidaa/Eve-1,bluesnowman/Eve,bjtitus/Eve,bluesnowman/Eve,justintaft/Eve,8l/Eve,pel-daniel/Eve,bluesnowman/Eve,bjtitus/Eve,kidaa/Eve-1,justintaft/Eve,8l/Eve,bjtitus/Eve,8l/Eve,8l/Eve,kidaa/Eve-1,pel-daniel/Eve,bluesnowman/Eve,justintaft/Eve,justintaft/Eve,kidaa/Eve-1