.nsp-form-wrapper {
    max-width: 400px;
    margin: 20px auto;
    text-align: center;
}
.nsp-form input[type="email"] {
    padding: 10px;
    width: 70%;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-right: 5px;
}
.nsp-form button {
    padding: 10px 15px;
    border: none;
    background: #0073aa;
    color: #fff;
    border-radius: 8px;
    cursor: pointer;
}
.nsp-form button:hover {
    background: #005177;
}