.pp-password-protected-content-form > form {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.pp-password-protected-content-form .pp-password-form-password {
  padding: 10px 20px;
  border-radius: 0;
  font-size: 1em;
  line-height: 1em;
}
.pp-password-protected-content-form .pp-password-form-submit {
  text-transform: uppercase;
  padding: 10px 20px;
  border: 1px solid #333;
  border-radius: 0;
  font-size: 1em;
  line-height: 1em;
}

.pp-protected-content-info-message {
  padding: 10px;
}

.pp-protected-content-error-message {
  color: #f00;
}