.black-btn {
  display: inline-block;
  border: 1px solid #191919;
  cursor: pointer;
  padding: 17px 17px;
  color: #191919;
  position: relative;
  border-radius: 2px;
  min-width: 160px;
  text-align: center;
}
.black-btn label {
  line-height: 19px;
  font-size: 16px;
  font-weight: 400;
  color: #191919;
  cursor: pointer;
  margin-right: 19px;
}
.black-btn:hover,
.black-btn:focus {
  color: #191919;
}

.button-spinner {
   position: absolute;
    right: 17px;
    top: 20px;
}
iframe {
  width: 1px;
  min-width: 100%;
}