fix tab height and full-height left bar

app/styles/app/layout.sass

@@ -20,6 +20,7 @@
   min-height: 100%
 
 #left
+  min-height: 100%
   padding: 0 0 110px 0
   background-color: #fbfbfa
   border-right: 1px solid $color-border-normal

app/styles/app/tabs.sass

@@ -38,6 +38,7 @@
 
 
 #left
+
   .tabs
     margin: -28px 20px 0 15px
 
@@ -63,14 +64,19 @@
   #tab_new.display
     display: inline-block
 
+  @media #{$medium-up}
+    .tab
+      min-height: 100vh
+
 #main
   .tabs
     border-bottom: 3px solid #f5f5f6
-    
+
     li
-      height: 30px
+      height: 29px
       background-color: #f5f5f6
       margin-right: 0
+      overflow: hidden
 
       &:hover
         background-color: #e1e8eb
@@ -90,7 +96,6 @@
 
   .tab
     margin-top: 15px
-
     ul.navigation
       height: 40px
       line-height: 40px