document.addEventListener("DOMContentLoaded", function () {
    const btn = document.querySelector('#rec1002341391 .tn-elem[data-elem-id="1622986986995"] .tn-atom');
    if (btn) {
      btn.classList.add('autoflash');
      const flash = document.createElement('div');
      flash.className = 'flash lighting';
      flash.style = 'height: 100%; width: 3em; top: 0; left: -4.5em;';
      btn.appendChild(flash);
    }
  });



.autoflash {
  position: relative;
  overflow: hidden;
  -webkit-transform: translate3d(0, 0, 0);
  transform: translate3d(0, 0, 0);
}

.flash {
  background-color: rgba(255, 255, 255, 0.4);
  height: 100%;
  width: 3em;
  display: block;
  position: absolute;
  top: 0;
  left: -4.5em;
  transform: skewX(-45deg) translateX(0);
  transition: none;
}

.lighting {
  animation: moving 3s ease-in-out infinite;
}

@keyframes moving {
  30% {
    transform: skewX(-45deg) translateX(33.5em);
  }
  100% {
    transform: skewX(-45deg) translateX(33.5em);
  }
}