.infotech-net-bd-customer-id-container {
  max-width: 300px;
  width: 100%;
  margin: 0;
}

.infotech-net-bd-customer-id-form {
  width: 100%;
  border-radius: 5px;
}

.infotech-net-bd-customer-id-input {
  display: block;
  width: 100%;
  padding: 14px 16px;
  font-size: 1.15rem;
  border: 1.5px solid #c3c8d0;
  border-radius: 5px;
  outline: none;
  color: #263238;
  background: #f8fafc;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
}

.infotech-net-bd-customer-id-input:focus {
  border-color: #1976d2;
  box-shadow: 0 0 0 1.5px #1976d2;
}

.infotech-net-bd-customer-id-input::placeholder {
  color: #99aab5;
  font-size: 1rem;
}

#infotech-net-bd-customer-name,
.infotech-net-bd-customer-name {
  display: block;
  width: 100%;
  margin-top: 8px;
  font-size: 1rem;
  min-height: 1.2em;
  text-align: left;
  box-sizing: border-box;
}

.infotech-net-bd-customer-name.success {
  color: #198754;
  font-weight: 500;
}

.infotech-net-bd-customer-name.error {
  color: #dc3545;
  font-weight: 500;
}

.infotech-net-bd-customer-id-input.invalid {
  border-color: #dc3545;
  background: #fff0f3;
  transition: border-color 0.2s, background 0.2s;
}

@media (max-width: 900px) {
  .infotech-net-bd-customer-id-container,
  .infotech-net-bd-customer-id-form,
  .infotech-net-bd-customer-name,
  #infotech-net-bd-customer-name {
    max-width: 95vw;
    margin: 0 auto;
  }
}

@media (max-width: 600px) {
  .infotech-net-bd-customer-id-form {
    max-width: 100%;
    padding: 8px 0;
  }
  .infotech-net-bd-customer-id-container,
  .infotech-net-bd-customer-name,
  #infotech-net-bd-customer-name {
    max-width: 100%;
    margin: 0 auto;
  }
  #infotech-net-bd-customer-name,
  .infotech-net-bd-customer-name {
    padding-left: 0;
    padding-right: 0;
  }
}