div盒子的内三角的制作

div盒子的内三角的制作

.advanteage-content{
    
    
    top: 0.8rem;
    left: -0.2rem;
    &::before{
    
    
      position: absolute;
      top: 0;
      left: -0.01rem;
      width: 0;
      height: 0;
      border-top: 0.4rem solid #F8F8FA;
      border-bottom: none;
      border-left: none;
      border-right: 0.4rem solid transparent;
      content: '';
    }
    &::after{
    
    
      position: absolute;
      bottom: 0;
      right: -0.01rem;
      width: 0;
      height: 0;
      border-top: none;
      border-bottom: 0.4rem solid #F8F8FA;
      border-left: 0.4rem solid transparent;
      border-right: none;
      content: '';
    }
  }