.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 50%;
}

.center-text {
    text-align: center;
    font-size: 1.3rem;
}

.navbar a {
    font-size: 1.5rem;
    color: black;
    padding-left: 20px;
}

.footer {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    color: black;
    text-align: left;
    margin-left: 5px;
}