.app-content {
    flex: 1;
    margin: 0 auto;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow-y: auto;
    width: 100%;
}

.app-content > div {
    width: 95%;
    max-width: 700px;
    min-height: 100%;
}

.app-content > div > .loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
}