style:答题详情样式调整

src/modules/teach-tool/components/AnswerDescPage.less

@@ -49,6 +49,7 @@
     .question-list-box {
       padding: 21px 0;
       .question-info-item {
+        margin-bottom: 20px;
         .stem-line__item {
           margin-bottom: 16px;
 

src/modules/teach-tool/examination-manager/TestDetailPage.less

@@ -90,18 +90,19 @@
         width: 840px;
         box-sizing: border-box;
         margin: 0 auto;
-        padding: 24px 22px 12px 22px;
+        padding: 24px 0 12px;
         height: 130px;
         background: #ffffff;
         box-shadow: 0px 5px 30px 0px rgba(12, 54, 158, 0.08);
         border-radius: 4px;
         display: flex;
-        flex: 1;
+
         justify-content: center;
         .item {
+          flex: 1 25%;
           display: flex;
           flex-direction: column;
-          width: 150px;
+
           // height: 130px;
           align-items: center;
           justify-content: space-between;