body {
    background-color: white;
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
}
.navbar {
    display: flex;
    justify-content: space-between;
    background-color: black;
    color: white;
    padding: 10px;
}
.navbar .left, .navbar .right {
    display: flex;
    align-items: center;
}
.navbar a {
    color: white;
    text-decoration: none;
}
.center {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}