修改

src/views/manager/projectinfo/editElement/editElement.vue

@@ -953,6 +953,12 @@ export default {
   background-size:cover;        
   background-position: center
 }
+/deep/ .warnstyle .el-textarea__inner{
+  background-image: url('/img/login/warn.png') !important;       
+  background-repeat: no-repeat;        
+  background-size:cover;        
+  background-position: center
+}
 
 .full-dialog{
   /deep/ .el-dialog__body{