newICSS/src/components/AddAssistCheck/Textarea/index.less

.divTextarea {
  overflow-y: auto;
  overflow-x: hidden;
  max-height: 100px;
  border-bottom: 1px dashed #333;
  box-sizing: border-box;
  min-height: 21px;
  // width: 100%;
  outline: none;
  line-height: 20px;
  resize: none;
  font-family: inherit;
  position: relative;
  z-index: 10;
}
.textWap {
  overflow: hidden;
  position: relative;
  .textareaWarring {
    position: absolute;
    left: 0;
    top: 0;
    color: #a5a3a3;
    z-index: 5;
  }
}
// .divTextarea:empty:before{ 
//   content: '报告描述或意见'; 
//   color: #a5a3a3; 
// } 
// .divTextarea:focus:before{
//   content:none;
// }