body {
    margin: 0;
}

#app {
    position: relative;
    max-width: 500Px;
    margin: 0 auto;
    height: 100%;
    background-color: var(--content-bg-color);
    will-change: opacity;
    -webkit-transition: opacity .1s ease-in;
    transition: opacity .1s ease-in;
}

.jr-image {
    display: block;
    width: 100%;
    height: 100%;
}

#footer {
    background-color: rgba(0, 0, 0, 0.8);
    position: fixed;
    bottom: 0;
    width: 100%;
    max-width: 500Px;
    height: 5rem;
    z-index: 99;
    color: var(--color-white);
    line-height: .4rem;
    letter-spacing: .026667rem;
    display: flex;
    background-image: url(../images/footer.png);
    background-size: 100% 100%;
    align-items: center;
    align-content: center;
    flex-wrap: wrap;
    justify-content: space-around;
}