JSFiddle - React, Tailwind, and code Playground

HTML

<div class="car">
  <div class="headlight"></div>
</div>

CSS

.car {
  width: 960px;
  height: 800px;
  background: url('https://lh4.ggpht.com/1WDtueaA5pNbK5dUIl1KH0I6BAe3ZZGQaJSoMVAIqqJch-bMey9Ezkr9cQMtMHQh35Ro=h900');
}

.car .headlight {
  width: 30px;
  height: 30px;
  position: relative;
  top: 426px;
  left: 232px;
  background: white;
  animation: blink 2000ms infinite;
  opacity: 0.45;
  border-radius: 100%;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}