ratchet/sass/modals.scss

//
// Modals
// --------------------------------------------------

.modal {
  position: fixed; 
  top: 0;
  opacity: 0;
  z-index: 11; 
  width: 100%;
  min-height: 100%;
  overflow: hidden;
  background-color: #fff;  
  @include transform(translate3d(0, 100%, 0));
  @include transition(-webkit-transform .25s, opacity 1ms .25s);

  // Active modal
  &.active {
    opacity: 1;
    height: 100%;
    @include transform(translate3d(0, 0, 0));
    @include transition(-webkit-transform .25s);
  }
}