.alert {
  padding: 15px;
  margin-top: 20px;
  border: 1px solid transparent;
  border-radius: 4px;
}

.alert-info {
  color: #31708f;
  background-color: #d9edf7;
  border-color: #bce8f1;
}

.alert-success {
  color: #3c763d;
  background-color: #dff0d8;
  border-color: #d6e9c6;
}

.alert-danger {
  color: #a94442;
  background-color: #f2dede;
  border-color: #ebccd1;
}