header, footer {
    margin: 20px 20px 20px 20px;
    text-align: center;
}

.pure-form {
    margin: 0 auto;
    padding: 0 2em;
    max-width: 800px;
    margin-bottom: 50px;
    line-height: 1.6em;
}

.pure-table {
    margin: 0 auto;
    padding: 0 2em;
    max-width: 800px;
    margin-bottom: 50px;
    line-height: 1.6em;
}

.conf-form{
    text-align: center;
}

.error-button {
    text-align: center;
}

.msg-thanks {
    margin: auto;
}

div#email_confirm {
    font-size: x-large;
}