.kpbp-float-btn{
  position:fixed;
  bottom:20px;
  left:20px;
  background:#2563eb;
  color:#fff;
  padding:10px 16px;
  border-radius:999px;
  text-decoration:none;
  font-weight:600;
  z-index:9999;
  box-shadow:0 10px 20px rgba(0,0,0,0.12);
}