html, body {
    height: 100%;
}

.wrap {
    min-height: 100%;
}

.site-login,
.site-signup,
.site-request-password-reset,
.site-reset-password,
.site-resend-verification-email {
    max-width: 500px;
    margin: 0 auto;
    padding-top: 40px;
}