body {
  background-image: linear-gradient(123deg,#f9f9f9 27%,#ffffff 12%);
}

.content {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh; }

.verify-panel {
  display: flex;
  flex-direction: column;
  width: 400px;
  margin-bottom: 2rem;
  align-items: center
  }
  .verify-panel .panel-header {
    text-align: center;
    font-size: 1.4rem;
    padding: 1.5rem 1rem;
  }
.sign-in-panel {
  display: flex;
  flex-direction: column;
  border: 1px solid #9E9E9E;
  background-color: white;
  width: 400px;
  margin-bottom: 2rem;
  border-radius: 4px; 
  }

  .sign-in-panel .panel-header {
    background-color: teal;
    color: white;
    text-align: center;
    font-size: 1.4rem;
    padding: 1.5rem 1rem;
    border-top-right-radius: 3px;
    border-top-left-radius: 3px;
  }
  .sign-in-panel .panel-body form {
    display: flex;
    flex-direction: column;
    padding: 2rem; }
    .sign-in-panel .panel-body form span.error {
      font-size: .9rem;
      color: #F44336;
      text-align: center;
      margin-bottom: 1rem;
      margin-left: 0; }
    .sign-in-panel .panel-body form button {
      margin: 0; }

  .sign-in-panel a.inline {
    margin-bottom:0.5rem;
  }

.input-addon span {
    display: block;
    text-align: left;
}

.input-addon select {
  margin: 0;
}

.input-addon input {
  width: 100%;
}

span.success {
  display: block;
  padding: 2rem 2rem;
  text-align: center;
  line-height: 1.4rem;
}

/* Mobile responsiveness */
@media (max-width: 480px) {
  .content {
    padding: 1rem;
    align-items: flex-start;
    padding-top: 3rem;
  }

  .sign-in-panel {
    width: 100%;
    max-width: 400px;
    margin-bottom: 1rem;
  }

  .verify-panel {
    width: 100%;
    max-width: 400px;
  }

  .sign-in-panel .panel-body form {
    padding: 1.5rem;
  }
}