.joinslack-widget input {
  margin-bottom: 18px;
}
.joinslack-widget input[type=submit] {
  width:100%;
}
.join-slack  div.error {
  background-color: #ff0000;
  color: #ffffff;
  padding: 5px;
  border-left: 5px #000000 solid;
}
.join-slack  div.success {
  background-color: #00FF00;
  color: #000000;
  padding: 5px;
  border-left: 5px #000000 solid;
}
.joinslack-widget {
  max-width:330px;
}