列表一行4个

src/views/ppt_manage/newVersion/pptCatalog.vue

@@ -1576,7 +1576,7 @@ export default {
           flex-wrap: wrap;
         }
         .list-item{
-          width: 30%;
+          width: 23%;
           background-color: white;
           border: 1px solid #ECECEC;
           border-radius: 4px;

src/views/ppt_manage/newVersion/pptEnCatalog.vue

@@ -1466,7 +1466,7 @@ export default {
           flex-wrap: wrap;
         }
         .list-item{
-          width: 30%;
+          width: 23%;
           background-color: white;
           border: 1px solid #ECECEC;
           border-radius: 4px;