Merge branch 'feature/pangguoming/20210607/answer_detail' into gray

src/modules/teach-tool/question-manage/components/OperateQuestionTab.less

@@ -24,7 +24,7 @@
     color: #999999;
     margin-top: 8px;
     .fill-info_icon {
-      color: #2966FF;
+      color: #2966ff;
       font-size: 14px;
       padding-left: 9px;
       cursor: pointer;
@@ -72,7 +72,6 @@
     }
     .audio-box {
       box-shadow: 0px 2px 6px 0px rgba(0, 0, 0, 0.1);
-      padding: 10px 20px;
     }
     .img-box {
       max-width: 88px;
@@ -229,7 +228,7 @@
     line-height: 33px;
     align-self: stretch;
     .option-operate_item__icon:hover {
-      color: #2966FF;
+      color: #2966ff;
     }
     .icon {
       color: #bfbfbf;
@@ -252,7 +251,7 @@
     border-radius: 4px;
     border: 1px dashed #e8e8e8;
     font-size: 14px;
-    color: #2966FF;
+    color: #2966ff;
     line-height: 44px;
     text-align: center;
     cursor: pointer;