.btn.is-loading{
  cursor: wait;
  opacity: 0.9;
}


.btn.is-added::before{
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: rgba(43, 27, 11, 0.12);
  font-size: 12px;
  line-height: 1;
}

.btn.is-added{
  background: #2f7a36;
  border-color: #2f7a36;
  color: #fff;
  animation: at-pop 0.26s ease-out;
}

.btn.is-added:hover{
  background: #2a6c30;
  border-color: #2a6c30;
}

@keyframes at-pop{
  0%{ transform: scale(1); }
  45%{ transform: scale(1.03); }
  100%{ transform: scale(1); }
}