diff --git a/ZpcBulletinBoard/wwwroot/css/pages/editor-main.css b/ZpcBulletinBoard/wwwroot/css/pages/editor-main.css
index 80862f7..e0d9ae0 100644
--- a/ZpcBulletinBoard/wwwroot/css/pages/editor-main.css
+++ b/ZpcBulletinBoard/wwwroot/css/pages/editor-main.css
@@ -39,26 +39,6 @@
     cursor: nwse-resize;
 }
 
-.div-board{
-    float: left;
-    text-align: center;
-    width: 200px;
-    height: 50px;
-    border: 1px solid rgba(24, 28, 33, 0.06);
-    border-radius: 0.25rem;
-    margin-right: 15px;
-}
-
-.div-board > h5 {
-    margin-top: 5px;
-    margin-bottom: 2px;
-}
-
-.div-board:hover {
-    cursor: pointer;
-    background-color: rgba(24, 28, 33, 0.06);
-}
-
 .div-note {
     position: absolute !important;
     float: left;
@@ -83,45 +63,6 @@
     display: none;
 }
 
-.div-pages {
-    margin: 5px;
-    height: 50px;
-    margin-left: 10px;
-    margin-bottom: 10px;
-}
-
-.div-page {
-    float: left;
-    text-align: center;
-    width: 100px;
-    height: 50px;
-    border: 1px solid rgba(24, 28, 33, 0.06);
-    border-radius: 0.25rem;
-    margin-right: 5px;
-}
-
-.div-page:hover {
-    cursor: pointer;
-    background-color: rgba(24, 28, 33, 0.06);
-}
-
-.page-active {
-    background-color: rgba(128, 171, 226, 0.5);
-}
-
-.div-page > h5 {
-    margin-top: 5px;
-    margin-bottom: 2px;
-}
-
-.div-page > i {
-    margin-top: 10px;
-}
-
-#lblBoardPageName {
-    margin-right: 5px;;
-}
-
 .div-note-edit-color {
     margin: 5px;
     height: 50px;