diff --git a/src/admin/templets/index.htm b/src/admin/templets/index.htm
index 3f19f902..c8e5f417 100644
--- a/src/admin/templets/index.htm
+++ b/src/admin/templets/index.htm
@@ -66,7 +66,7 @@
 			</ul>
 		</div>
 		<div class="body-right">
-			<div class="main"><iframe name="main" src="index_body.php"></iframe></div>
+			<iframe name="main" src="index_body.php" frameborder="0"></iframe>
 		</div>
 	</body>
 </html>
\ No newline at end of file
diff --git a/src/static/web/css/admin.css b/src/static/web/css/admin.css
index 15469cfc..d3a8a2af 100644
--- a/src/static/web/css/admin.css
+++ b/src/static/web/css/admin.css
@@ -50,11 +50,11 @@ input:focus,select:focus,textarea:focus{color:#6c757d;background:#fff;border-col
 .admin-head .admin img{width:30px;height:30px;border-radius:50%}
 .admin-head .admin ul li{float:left;padding-left:30px;height:60px;line-height:60px}
 .admin-head .admin ul li:first-child{padding-left:0}
-body.menu-hide .menu-left{background:none}
+body.menu-hide .menu-left{display:none}
 body.menu-hide .body-right{left:0;transition:all 0.5s}
 body.menu-show .menu-left{display:block}
 body.menu-show .body-right{left:220px;transition:all 0.5s}
-.menu-left{padding:1rem 5px;position:absolute;top:60px;left:0;width:220px}
+.menu-left{padding:1rem 5px;position:absolute;top:60px;left:0;bottom:0;width:220px;overflow-y:auto}
 .item-menu{background:#fff;border-radius:0.5rem}
 .item-menu .link{position:relative;padding-left:50px;display:block;height:42px;line-height:42px;cursor:pointer}
 .item-menu li:last-child .link{border-bottom:0}
@@ -69,8 +69,7 @@ body.menu-show .body-right{left:220px;transition:all 0.5s}
 .item-menu .submenu .active{background:#1eb867}
 .item-menu .submenu-right{float:right!important;padding:0 20px 0 10px!important}
 .body-right{position:absolute;top:60px;right:0;bottom:0}
-.body-right .main{width:100%;height:99%}
-.body-right .main iframe{width:100%;height:99%;border:0}
+.body-right iframe{width:100%;height:99%;border:0}
 .web-info{padding:10px;background:#f5f5f5}
 #_fileList,#_verList{height:360px;overflow-y:auto}
 #_msgInfo{display:none}