CSS阴影优化气泡框样式

<body>
<div class="pop">气泡框</div>
</body>

body{
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%
}
.pop{
  display: flex;
  justify-content: center;
  align-items: center;
  background: #409eff;
  width: 150px;
  height: 70px;
  position: relative;
  border-radius: 5px;
  color: #fff;
  /** box-shadow: 0 0 10px #000;   换成filter*/
  filter: drop-shadow(0 0 10px #000) 
 /** filter表示滤镜  drop-shadow表示阴影滤镜 */
}
.pop::before{
  content: '';
  background: #409eff;
  position: absolute;
  width: 20px;
  height: 20px;
  transform: rotate(45deg);
  left: -10px;
  top: 50%;
  margin-top: -10px;
}