.atm-container {
    max-width: 600px;
    margin: 50px auto;
    padding: 30px;
    background: #111;
    color: #fff;
    border-radius: 12px;
    text-align: center;
    font-family: Arial;
}

#atm-email-box {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

#atm-email {
    flex: 1;
    padding: 10px;
    border-radius: 6px;
    border: none;
}

button {
    padding: 10px 15px;
    border: none;
    background: #00c896;
    color: #fff;
    border-radius: 6px;
    cursor: pointer;
}

button:hover {
    background: #00a87a;
}

#atm-inbox {
    background: #222;
    padding: 15px;
    margin-top: 15px;
    border-radius: 8px;
}