#search-form .input-group {
  background-color: #f8f9fa;
  border-radius: 50px;
  overflow: hidden;
}

#search-form .form-control {
  border: none;
  background-color: transparent;
}

#search-form .form-control:focus {
  box-shadow: none;
}

#search-form .btn {
  border-radius: 0 50px 50px 0;
}