Fix for sidebar mini logo overflow

build/less/header.less

@@ -117,6 +117,7 @@
     font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
     padding: 0 15px;
     font-weight: 300;
+    overflow: hidden;
     //Add support to sidebar mini by allowing the user to create
     //2 logo designs. mini and lg
     .logo-lg {

dist/css/AdminLTE.css

@@ -286,6 +286,7 @@ a:focus {
   font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
   padding: 0 15px;
   font-weight: 300;
+  overflow: hidden;
 }
 .main-header .logo .logo-lg {
   display: block;