.bg_choice.anim{transform-origin: 50% 50%; transform: scale(0.7); transition-property: transform; transition-duration: 0.5s}
.bg_choice.animDone{transform: scale(1);}

img.anim{opacity: 0; transform: none; transition-property: opacity; transition-duration: 0.5s}
img.animDone{opacity: 1}


.background.anim{transform-origin: unset;transform: unset; transition-property: none; transition-duration: unset; opacity: 1;}