<div class="container">
  <div class="images">
    <img src="https://i.ibb.co/82hkp6L/photo-1534430449256-b8a0d6d86a41.jpg">
    <img id="pop-img" class="pop-img" src="https://i.ibb.co/SRwmyzP/Pics-Art-05-12-02-50-53.jpg">
  </div>
  <div class="slider-container">
    Drag Slider to change Color Pop.
    <input class="slider" type="range" min="0" max="100" value="0" oninput="changeBlur(this.value)">
  </div>
</div>

.container {
  text-align: center;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.images {
  img {
    width: 270px;
    height: auto;
    position: absolute;
    left: 0;
    right: 0;
    top: 30px;
    margin: 0 auto;
    
    &.pop-img {
      opacity: 0;
    }
  }
}

.slider-container {
  width: 300px;
  position: absolute;
  left: 0;
  right: 0;
  top: 450px;
  margin: 0 auto;
  
  .slider {
    width: 200px;
    margin-top: 10px;
  }
}

const changeBlur = (value) => {
  document.getElementById("pop-img").style.opacity = value/100;
}