message: Fix padding on channel filter
diff: .channel-filter
  width 100%
  position relative
  - padding-right 20px
  input.input--wide
  padding-left 50px
  margin 0 (unit / 2)
  + background white
  input:focus
  background backgroundgray
  &--list
  font-size 13px
  border-bottom 1px dotted bordergray
  - .form__field__channel-filter__icon
  - padding 18px
  - svg
  - height 15px
  + input.input--wide
  + margin 0
  + .channel-filter__status
  + left 0
  &--grid
  + padding-right 20px
  margin-bottom unit
  &.is-active
  