diff --git a/portal/assets/css/panel.css b/portal/assets/css/panel.css
deleted file mode 100644
index d47970d..0000000
--- a/portal/assets/css/panel.css
+++ /dev/null
@@ -1,68 +0,0 @@
-html, body {
-  margin: 0;
-  padding: 0;
-  height: 100%;
-}
-iframe {
-    position: absolute;
-    top: 0; bottom: 0; left: 0; width: 100%; height: 100%;
-    border: none;
-    box-sizing: border-box; -moz-box-sizing: border-box; -webkit-box-sizing: border-box;
-}
-#ynhtopbar {                                                                                                                                                                         
-    position: absolute;
-    top: 0;
-    left: 0;
-    width: 100%;
-    height: 110px;
-    background-color: black;
-    color: black;            
-    z-index: 1000;
-    font-family: "helvetica";
-}     
-#ynhtoggle {
-    cursor: pointer;
-    position: absolute;
-    background-color: black;
-    text-align: center;
-    padding-top: 10px;
-    top: 100px;
-    left: 50px;
-    width: 80px;
-    height: 18px;
-    z-index: 900;
-    color: white;
-    font-weight: bold;
-    font-size: 13px;
-    border-radius: 3px;
-}
-#ynhtoggle:hover {
-    text-decoration: none;
-}
-.ynhapp {
-    float: left;
-    margin: 5px 15px;
-    padding: 5px;
-    width: 70px;
-    height: 100px;
-    color: white;
-    text-align: center;
-    cursor: pointer;
-    text-decoration: none;
-}
-.ynhapp.active .ynhappsquare {
-    border: 1px dotted white;
-}
-.ynhappcaption {
-    color: white;
-    font-size: 13px;
-    text-decoration: none;
-}
-.ynhappsquare {
-  height: 50px;
-  width: 64px;
-  padding-top: 14px;
-  vertical-align: middle;
-  font-size: 35px;
-  border: 1px solid white;
-}