.n-input-extend
  display flex
  align-items center
  .n-icon
    flex-shrink 0
  .n-form-icon
    transform translate(-100%, -50%)
  .n-form-icon-extend
    background-color #f1f3f5
    border-radius 0 4px 4px 0
    border-left 1px solid #caccd4
  &-footer
    text-align right
    margin-top 8px
    .n-btn
      margin-left 8px
  &.n-form-border-small
    .n-icon
      width 26px
      line-height @width
  &.n-form-border-middle
    .n-icon
      width 30px
      line-height @width
  &.n-form-border-large
    .n-icon
      width 40px
      font-size 18px
      line-height @width