ugly outlines removed form sidebar

app/assets/stylesheets/framework/sidebar.scss

@@ -64,6 +64,7 @@
       text-decoration: none;
       padding-left: 22px;
       font-weight: normal;
+      outline: none;
 
       &:hover {
         text-decoration: none;
@@ -176,6 +177,7 @@
   text-align: center;
   line-height: 40px;
   transition-duration: .3s;
+  outline: none;
 }
 
 .collapse-nav a:hover {
@@ -238,6 +240,7 @@
       width: 100%;
       padding: 10px 22px;
       overflow: hidden;
+      outline: none;
 
       img {
         width: 36px;