style:面包屑样式调整

src/bu-components/ShowTip.less

 .xm-show-tip {
   position: relative;
   min-height:32px;
-  background:#FFF4DD;
+  background:#E9EFFF;
   border-radius:4px;
   display: flex;
   justify-content: flex-start;

src/components/Breadcrumbs.less

@@ -2,9 +2,12 @@
 
 .xm-breadCrumb{
   margin-left: 16px;
+  padding-left: 16px;
   color: #989898;
-  margin-top:10px;
-  margin-bottom: 10px;
+  padding-top: 16px;
+  padding-bottom: 8px;
+  background: #fff;
+  width: calc(100vw - 218px);
   +.statistic-tips{
     position: relative;
     top: -8px;

src/components/ShowTips.less

 .xm-show-tip {
   position: relative;
   min-height:32px;
-  background:#FFF4DD;
+  background:#E9EFFF;
   border-radius:4px;
   display: flex;
   justify-content: flex-start;

src/components/TableSelectedData.less

@@ -3,7 +3,7 @@
   min-width: 186px;
   height: 32px;
   line-height: 32px;
-  background: #FFF4DD;
+  background: #E9EFFF;
   padding: 0px 16px;
   border-radius:4px;
   margin: 16px 10px 13px 0;

src/modules/course-manage/modal/RelatedPlanModal.less

@@ -5,7 +5,7 @@
     .select-container{
         margin-bottom:12px;
         .con{
-            background: #FFF4DD;
+            background: #E9EFFF;
             border-radius: 4px;
             padding:6px 16px;
             display: inline-flex;

src/modules/plan-manage/modal/relatedCourseModal.less

@@ -51,7 +51,7 @@
         .select-box{
           display:inline-box;
           width: 186px;
-          background: #FFF4DD;
+          background: #E9EFFF;
           border-radius: 4px;
           padding:6px 16px;
           margin-right:8px;
@@ -74,7 +74,7 @@
         }
         .related-box{
           padding:6px 16px;
-          background: #FFF4DD;
+          background: #E9EFFF;
           border-radius: 4px;
           flex:1;
           color:#666666;

src/modules/teach-tool/paper-manage/components/SelectQuestionList.less

@@ -67,7 +67,7 @@
     }
   }
   .select-tip-box {
-    background: #fff4dd;
+    background: #E9EFFF;
     border-radius: 4px;
     padding: 6px 16px;
     display: flex;