.subscribe__label {
  position: relative;
  width: 100%;
}

.subscribe__label.error {
  color: red;
}

.subscribe__label.valid {
  color: green;
}

.subscriber__form input {
  background: #303a5b;
  border: 0;
  color: #fff;
  height: 60px;
  width: 69%;
  padding: 10px 20px;
}

.subscriber__form button {
  border: 0;
  width: calc(29% - 40px);
  margin: 0;
  margin-left: 40px;
  height: 60px;
  transition: 0.3s;
  position: relative;
  z-index: 1;
}