body {
    background-color: #222831;
    background-repeat: repeat;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

h1 {
    color: #eeeeee;
    text-align: center;
    font-size: 112px;
    -webkit-user-select: none;
    /* Safari/Chrome */
    -moz-user-select: none;
    /* Firefox */
    -ms-user-select: none;
    /* IE10+ */
    user-select: none;
    /* Standard syntax */
}

#count {
    font-size: 112px;
    transition: font-size 0.1s ease-in-out;
    transform-origin: 50% 50%;
}

#count.expand {
    font-size: 224px;
    animation: pulse 0.1s ease-in-out;
    transform-origin: 50% 50%;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.3);
    }

    100% {
        transform: scale(1);
    }
}

/* waving hand emoji */
.waving {
    font-size: 5rem;
    animation-name: wave-animation;
    animation-duration: 2.5s;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
    transform-origin: 52% 58%;
}

@keyframes wave-animation {

    0%,
    100% {
        transform: rotate(0deg);
    }

    20% {
        transform: rotate(30deg);
    }

    40% {
        transform: rotate(-30deg);
    }

    60% {
        transform: rotate(40deg);
    }

    80% {
        transform: rotate(-40deg);
    }
}