.map {
  background: #85ccf9;
}
.wrapper {
  position: relative;
}
#progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 0;
  box-shadow: 0px 0px 1px 2px rgb(255,204,0);
  width: 0;
  transition: width 250ms;
}