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带箭头矩形指示框、气泡框

html代码:

<div class="tag">
  <em></em>
  <span class="white-triangle"></span>
  <p>
    <span>!</span>
    投放时间与排期不符!
  </p>
</div>

 

less代码:

/********带箭头矩形框*******/
.tag {
  border: 1px solid #ddd;
  padding: 20px 15px;
  background-color: #fff;
  font-size: 14px;
  color: #666;
  position: relative;
  em {                      /****实心三角形****/
    width: 0;
    height: 0;
    line-height: 0;               /***为解决ie6兼容性问题*/
    font-size: 0;                /***为解决ie6兼容性问题*/
    border-width: 10px;
    border-style: dashed dashed solid;    /***为解决ie6兼容性问题*/
    border-color: transparent transparent #ddd;
    position: absolute;
    left: 20px;
    top: -20px;
  }
  .white-triangle {              /***叠加在实心三角形上的白色三角形**/
    width: 0;
    height: 0;
    line-height: 0;
    font-size: 0;
    border-width: 8px;
    border-style: dashed dashed solid;
    border-color: transparent transparent #fff;
    position: absolute;
    left: 22px;
    top: -16px;
  }
  p {
    span {                   /***红色圆形**/
      width: 18px;
      height: 18px;
      border-radius: 18px;
      text-align: center;
      line-height: 18px;
      background-color: #ff9595;
      display: inline-block;
      color: #fff;
      margin-right: 5px;
    }
  }
}

 

效果图:

带箭头矩形指示框、气泡框