@media (max-width: 480px) {
  body {
    padding: 0px !important;
    margin: 0;
  }

  img {
    width: 50px !important;
    margin-top: 0px !important;
    margin-left: 0px !important;
  }

  .form-container {
    padding: 10px;
    align-items: flex-start;
    padding-top: 80px; 
  }

  #register-form {
    width: 100%;
    max-width: 330px;
    height: 530px; 
    margin-top: 20px;
    margin-bottom: 20px;
    padding-top: 0;
    padding-bottom: 0;
    padding-right: 10px;
    padding-left: 10px;
  }

  form #register-title {
    font-size: 26px;
    margin-bottom: 20px;
    margin-top: 10px;
  }

  form .form-labels {
    font-size: 16px;
    margin-left: 15px;
  }

  form input {
    width: calc(100% - 30px);
    height: 28px;
    max-width: none;
  }

  button {
    padding: 5px 15px;
    height: 30px;
    font-size: 11px;
  }

  form div a {
    font-size: 13px;
  }

  .error-messages {
    font-size: 12px;
    margin-left: 15px;
    margin-bottom: 8px;
    width: calc(100% - 30px);
  }
}

@media (min-width: 481px) and (max-width: 768px) {
  .form-container {
    padding-top: 100px;
  }

  #register-form {
    width: 380px;
    min-height: 500px; 
    margin-top: 20px;
  }

  form #register-title {
    font-size: 28px;
  }

  .error-messages {
    font-size: 13px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .form-container {
    padding-top: 100px;
  }

  #register-form {
    width: 400px;
    min-height: 500px; 
  }

  form #register-title {
    font-size: 32px;
  }

  .error-messages {
    font-size: 14px;
  }
}

@media (min-width: 1025px) and (max-width: 1558px) {
  .form-container {
    padding-top: 100px;
  }

  #register-form {
    width: 380px;
    min-height: 520px;
  }

  form #register-title {
    font-size: 30px;
  }
}

@media (min-width: 1559px) {
  .form-container {
    padding-top: 100px;
  }

  #register-form {
    width: 420px;
    min-height: 580px;
  }

  form #register-title {
    font-size: 34px;
  }

  button {
    padding: 8px 22px;
    height: 36px;
    font-size: 14px;
  }

  .error-messages {
    font-size: 14px;
  }
}