@keyframes building {
  0% {
    -webkit-transform: translateY(75%);
    transform: translateY(75%);
    opacity: 0;
  }
  70% {
    -webkit-transform: translateY(0);
    transform: translateY(0);
    opacity: 1;
  }
  100% {
    -webkit-transform: translateY(75%);
    transform: translateY(75%);
    opacity: 0;
  }
}

@-webkit-keyframes building {
  0% {
    -webkit-transform: translateY(75%);
    transform: translateY(75%);
    opacity: 0;
  }
  70% {
    -webkit-transform: translateY(0);
    transform: translateY(0);
    opacity: 1;
  }
  100% {
    -webkit-transform: translateY(75%);
    transform: translateY(75%);
    opacity: 0;
  }
}

.app-loading {
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  top: 10em;
}
.app-loading p {
  display: block;
  font-size: 1.17em;
  margin-inline-start: 0px;
  margin-inline-end: 0px;
  font-weight: normal;
}

#loading.center_element {
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}

#loading {
  position: fixed;
  z-index: 200;
  height: 100%;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.93);
  top: 0;
  left: 0;
}

.city {
  height: 128px;
  width: 128px;
}

.city .building1,
.city .building2,
.city .building3,
.city .road {
  stroke: #444444;
}

.city .building1,
.city .building2,
.city .building3 {
  -webkit-animation: building 1.5s infinite;
  animation: building 1.5s infinite;
}

.city .building1 {
  -webkit-animation-delay: 200ms;
  animation-delay: 200ms;
}

.city .building2 {
  -webkit-animation-delay: 400ms;
  animation-delay: 400ms;
}

.city .building3 {
  -webkit-animation-delay: 600ms;
  animation-delay: 600ms;
}

.city rect {
  fill: #fff;
}