.rules {
    font-size: 14px;
    margin-top: 10px;
}

    .rules p {
        margin: 4px 0;
    }

.valid {
    color: lightgreen;
}

.invalid {
    color: red;
}       



.error-input {
    border: 1px solid red !important;
}

.border-dark {
    border: 1px solid black !important;
}

/* Container to center the login box */
body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh; /* full screen height */
    margin: 0;
}

.box {
    width: 400px;
    padding: 20px;
}