修复md引用弹框的样式问题

src/modules/tpm/challengesnew/css/newquestion.css

@@ -79,5 +79,7 @@
 .editormd-editing .editormd{
     border: none;
     margin:0px auto;
+}
+.editormd-editing .quoteBox{
     overflow: unset;
 }

src/modules/tpm/challengesnew/tpm-md-editor.js

@@ -762,7 +762,7 @@ export default ({ mdID, onChange, onCMBeforeChange, onCMBlur, error = false, cla
   return (
     <Fragment>
       <div ref={editorEl} className={`df editormd-editing ${className} ${imageExpand && 'editormd-image-click-expand'} `}>
-        <div className={`edu-back-greyf5 radius4 editormd ${error ? 'error' : ''}`} id={containerId} >
+        <div className={`edu-back-greyf5 radius4 editormd ${error ? 'error' : ''} ${quoteVisible || atWhoVisible ? 'quoteBox' : ''}`} id={containerId} >
           {quoteVisible && QuoteDiv }
           {atWhoVisible && atWhoList}
           <textarea style={{ display: 'none' }} id={editorBodyId} name="content"></textarea>