Nfinished/react-tiny-modal

._rtm-container {
  align-items: center;
  animation-duration: .5s;
  animation-name: _rtmFadeOut;
  background: rgba(70,70,70, .5);
  bottom: 0;
  display: flex;
  justify-content: center;
  left: 0;
  position: fixed;
  right: 0;
  top: 0;
}

._rtm-container--open {
  animation-name: _rtmFadeIn;
}

@keyframes _rtmFadeIn {
  from { opacity: 0 }
  to { opacity:  1 }
}
@keyframes _rtmFadeOut {
  from { opacity: 1 }
  to { opacity:  0 }
}