Merge pull request 'Удаление лишних overflow: hidden и z-index' (#311) from fix/overflow_and_zindex into development

Reviewed-on: #311

frontend/styles/base.styl

@@ -250,7 +250,6 @@ h2
   .dropdown-user
     display inline-block
     position absolute
-    z-index 200
     right 20px
     top 50%
     margin -35px 0 0 0

frontend/styles/common.styl

@@ -107,10 +107,8 @@
     background-position -17px -76px
 
 .pagination
-  overflow hidden
   ul
     display inline-block
-    overflow hidden
     line-height 1em
     margin-top 5px
     li

frontend/styles/grid.styl

@@ -12,8 +12,6 @@
   min-height 70px
   padding 0 42px 0 26px
   position relative
-  overflow hidden
-  z-index 1
   ul
     display flex
     flex-flow row
@@ -22,14 +20,12 @@
 
 #nav
   min-height 26px
-  overflow hidden
   padding 0 0 4px
   position relative
 
 #wrapper
   display flex
   flex-flow row-reverse
-  overflow hidden
   margin-bottom 60px
   &.no-sidebar
     background-image none
@@ -49,7 +45,6 @@
   text-align center
   font-size 16px
   padding 12px 0 8px 0
-  overflow hidden
   background #1d2a4f url(images/header-bg.jpg) no-repeat 0 0
   a
     color #eee