style:UI样式优化

src/core/antd.less

@@ -602,9 +602,9 @@ mr0 {
   border-right:none !important;
 }
 
-.ant-table tbody tr:nth-child(2n) td{
-  background: #FAFAFA !important;
-}
+// .ant-table tbody tr:nth-child(2n) td{
+//   background: #FAFAFA !important;
+// }
 
 .ant-table-thead > tr > th{
   font-weight:normal !important;
@@ -706,6 +706,12 @@ mr0 {
   border-right:1px solid #dfdfdf !important;
   border-bottom:1px solid #dfdfdf !important;
 }
+.ant-input-search .ant-input:hover, .ant-input-search .ant-input:focus{
+  border-color: #ffcb3d;
+  border: 1px solid #d9d9d9 !important;
+  box-shadow: none !important;
+  border-right: 0px !important;
+}
 // .ant-input-search:focus{
 //   border-top:1px solid #FFA100 !important;
 //   border-right:1px solid #FFA100 !important;

src/modules/course-manage/video-course/components/VideoCourseList.less

 .video-course-list {
   margin-top: 12px;
+  .video-list-table{
+    tbody {
+      tr{
+        &:nth-child(even){
+          background: transparent !important;
+          td{
+            background:#FFF !important;
+          }
+        }
+        &:nth-child(odd){
+          background: #FAFAFA !important;
+          td{
+            background: #FAFAFA !important;
+          }
+        }
+        &:hover{
+          td{
+            background:#F3f6fa !important;
+          }
+        }
+      }
+    }
+  }
   .watchUserCount{
     text-align:right;
     padding:16px;