@mixin editor_icons($icons)
  @each $class, $color in $icons
    &.#{$class} > i
      background-color: $color
      &:hover
        background-color: darken($color, 8%)
        @include transition(background-color .3s ease-in-out)

@mixin curve_buttons($limit)
  @for $i from 1 to $limit
    &:nth-child(#{$i})
      @include transform(rotate(- (($limit - $i) * 3.14)+deg))
      @include transform-origin(0% 100%)
      $right: (($limit  - $i) * $limit) * ($limit + 1 - $i) / 3
      right: $right+15+px