@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;
}