%img-align {
  &-right {
    float: right;
    margin-left: .75rem;
  }
  &-left {
    float: left;
    margin-right: .75rem;
  }
  &-center {
    display: block;
  }
}

.markdown-body {
  img {
    & {
      box-sizing: content-box;
      display: inline-block;
      vertical-align: middle;
      max-width: 100%;
      margin-left: auto;
      margin-right: auto;
      border-style: none;

      outline: none !important;
    }

    &[align=right],
    &[alt~=align-right] {
      @extend %img-align-right;
    }
    &[align=left],
    &[alt~=align-left] {
      @extend %img-align-left;
    }
    &[width="80%"],
    &[align=center],
    &[alt~=align-center] {
      @extend %img-align-center;
    }

    &[width=smart] {
      width: auto;
      max-width: 100%;
      max-height: 450px;
    }

    &.border {
      border: 1px solid rgba(0,0,0,.2);
    }
  }

  figure {
    & {
      margin: 15px auto;
    }
    figcaption {
      margin-top: 8px;
      font-size: .93em;
      font-style: italic;
      text-align: center;
    }
  }

  > img, figure > img {
    @extend %img-align-center;
  }

  figure .img {
    display: inline-block;
    &, >img:only-of-type {
      display: block;
    }
  }

  .lightbox {
    & {
      position: fixed;
      z-index: 9999999;
      top: 0;
      left: 0;

      display: flex;
      flex-flow: nowrap column;
      justify-content: flex-start;
      align-items: center;

      width: 100vw;
      height: 100vh;
      overflow: hidden;
      overflow-y: scroll;
      background: rgba(white, .966);
      user-select: none;

      margin-top: 0;
      margin-bottom: 0;
    }
    &:not([open]) {
      pointer-events: none;
    }

    // Close Button
    // 
    &:after {
      position: fixed;
      top: 1em;
      right: 1em;
      content: '\f00d';
      display: inline-block;
      font: normal normal normal 2em/1 FontAwesome;
      font-size: inherit;
      text-rendering: auto;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      transform: translate(0, 0);
      display: inline-block;
      cursor: pointer;

      opacity: 1;
      transform: scale(1.5);
      transition: .3s .3s ease-in;
    }
    &:not([open]):after {
      transform: scale(0);
      opacity: 0;
    }

    &-inner {
      position: relative;
      display: inline-flex;
      justify-content: center;
      align-items: center;
      min-height: calc(100vh + 8px);
      margin: auto;
      margin: 8px auto auto;
      padding: 5em 0;
      box-sizing: content-box;
    }

    & { // transition
      transition: .3s ease-out;
      transition-property: opacity, z-index, transform;
      img {
        transform: scale(1);
        transition: .25s .05s ease-in;
      }
      &:not([open]) {
        opacity: 0 !important;
        pointer-events: none;
        img {
          transform: scale(0);
          opacity: 0;
          transition-delay: 0s;
        }
      }
    }

    img {
      width: auto !important;
      height: auto !important;
      min-width: unset !important;
      max-width: 97.5vw !important;
      max-height: 97.5vh !important;
      &.border, &:not([src$=".png"]):not([src$=".svg"]):not([src$=".jp2"]):not([src$=".tiff"]) {
        box-shadow: 0 .5em 3em -1em rgba(0, 0, 0, .2);
      }
    }
  }
}