OA 按钮一行3个

src/views/dashboard/MyToDo.vue

@@ -583,11 +583,11 @@ a {
         .oaItem {
           line-height: 0px;
           // width: 25%;
-          width: calc((100% - 100px) / 4);
+          width: calc((100% - 100px) / 3);
           justify-content: space-around;
           flex-direction: column;
           align-items: center;
-          margin-bottom: 4px;
+          margin-bottom: 10px;
           margin-right: 1px;
           // 图
           span {