update design of SideNav

smaller menu

browser/main/SideNav/StorageItem.styl

@@ -3,7 +3,7 @@
   user-select none
 .header
   position relative
-  height 30px
+  height 26px
   width 100%
   &:hover
     background-color $ui-button--hover-backgroundColor
@@ -24,7 +24,7 @@
   position absolute
   left 0
   width 25px
-  height 30px
+  height 26px
   padding 0
   border none
   color $ui-inactive-text-color
@@ -37,10 +37,10 @@
 .header-info
   display block
   width 100%
-  height 30px
+  height 26px
   padding-left 25px
   padding-right 10px
-  line-height 30px
+  line-height 26px
   cursor pointer
   font-size 14px
   border none
@@ -58,11 +58,11 @@
 .folderList-item
   display block
   width 100%
-  height 30px
+  height 26px
   background-color transparent
   color $ui-inactive-text-color
   padding 0
-  margin 2px 0
+  margin-bottom 2px
   text-align left
   border none
   overflow ellipsis
@@ -84,8 +84,8 @@
 .folderList-item-name
   display block
   padding 0 10px
-  height 30px
-  line-height 30px
+  height 26px
+  line-height 26px
   border-width 0 0 0 6px
   border-style solid
   border-color transparent
@@ -99,9 +99,9 @@
   opacity 0
   border-top-right-radius 2px
   border-bottom-right-radius 2px
-  height 30px
-  margin-top -30px
-  line-height 30px
+  height 26px
+  margin-top -26px
+  line-height 26px
 .root--folded
   @extend .root
   .header