.invite-box {
    background-color: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
    margin-top: 20px;
    margin-bottom: 40px;
}


.button-black {
    background-color: #000;
    color: #fff;
    padding: 12px 30px;
    border: none;
    border-radius: 0;
    font-size: 1em;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.2s ease-in-out;
}

.button-black:hover {
    background-color: #222;
    color: #fff;
    text-decoration: none;
}