BookStack/resources/assets/sass/_grid.scss

/** Flexbox styling rules **/
body.flexbox {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  height: 100%;
  min-height: 100%;
  max-height: 100%;
  overflow: hidden;
  #content {
    flex: 1;
    display: flex;
    min-height: 0;
  }
}

.flex-fill {
  display: flex;
  align-items: stretch;
  min-height: 0;
  max-width: 100%;
  position: relative;
  &.rows {
    flex-direction: row;
  }
  &.columns {
    flex-direction: column;
  }
}

.flex {
  min-height: 0;
  flex: 1;
}

.flex.scroll {
  //overflow-y: auto;
  display: flex;
  &.sidebar {
    margin-right: -14px;
  }
}
.flex.scroll .scroll-body {
  overflow-y: scroll;
  flex: 1;
}

.flex-child > div {
  flex: 1;
}

.dual-column-content {
  columns: 2;
}

@include smaller-than($m) {
  .dual-column-content {
    columns: 1;
  }
}

.content-wrap.card {
  padding: $-l $-xxl;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: $-xl;
  overflow: auto;
  min-height: 60vh;
  &.auto-height {
    min-height: 0;
  }
  &.fill-width {
    width: 100%;
  }
}
@include smaller-than($m) {
  .content-wrap.card {
    padding: $-m $-l;
  }
}

.tri-layout-container {
  display: grid;
  margin-left: $-xl;
  margin-right: $-xl;
  grid-template-columns: 1fr 4fr 1fr;
  grid-template-areas: "a b c";
  grid-column-gap: $-xxl;
  .tri-layout-right {
    grid-area: c;
  }
  .tri-layout-left {
    grid-area: a;
  }
  .tri-layout-middle {
    grid-area: b;
    padding-top: $-m;
  }
}
@include smaller-than($xxl) {
  .tri-layout-container {
    grid-template-areas:  "c b b"
                          "a b b";
    grid-template-columns: 1fr 3fr;
    grid-template-rows: max-content min-content;
    padding-right: $-l;
    .content-wrap.card {
      padding: $-l $-xl;
    }
  }
}
@include larger-than($xxl) {
  .tri-layout-left-contents, .tri-layout-right-contents {
    padding: $-m;
    position: sticky;
    top: $-m;
    max-height: 100vh;
    min-height: 50vh;
    overflow-y: scroll;
    overflow-x: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
    &::-webkit-scrollbar {
      display: none;
    }
  }
  .tri-layout-middle-contents {
    max-width: 940px;
    margin: 0 auto;
  }
}

@include smaller-than($l) {
  .tri-layout-container {
    grid-template-areas:  none;
    grid-template-columns: 10% 90%;
    grid-column-gap: 0;
    .tri-layout-left-contents, .tri-layout-right-contents {
      padding-left: $-m;
      padding-right: $-m;
    }
    .tri-layout-right-contents > div, .tri-layout-left-contents > div {
      opacity: 0.6;
      z-index: 0;
    }
    .tri-layout-left > *, .tri-layout-right > * {
      pointer-events: none;
    }
    .tri-layout-right, .tri-layout-left, .tri-layout-middle {
      grid-area: none;
      grid-column: 1/3;
      grid-row: 1;
    }
    .tri-layout-middle {
      grid-row: 1/3;
      grid-column: 2/3;
      z-index: 1;
      transition: transform ease-in-out 240ms;
    }
    .tri-layout-left {
      grid-row: 2;
    }
    &.mobile-open {
      overflow: hidden;
      .tri-layout-middle {
        transform: translateX(90%);
      }
      .tri-layout-right  > *, .tri-layout-left > * {
        pointer-events: auto;
      }
    }
  }
}

.tri-layout-left-contents > div, .tri-layout-right-contents > div {
  opacity: 0.6;
  transition: opacity ease-in-out 120ms;
  &:hover {
    opacity: 1;
  }
}

/** Rules for all columns */
div[class^="col-"] img {
  max-width: 100%;
}

.container {
  max-width: $xxl;
  margin-left: auto;
  margin-right: auto;
  padding-left: $-m;
  padding-right: $-m;
  &.fluid {
    max-width: 100%;
  }
  &.medium {
    max-width: 992px;
  }
  &.small {
    max-width: 840px;
  }
  &.very-small {
    max-width: 480px;
  }
  &.nopad {
    padding-left: 0;
    padding-right: 0;
  }
}

.row {
  margin-left: -$-m;
  margin-right: -$-m;
}

.grid {
  display: grid;
  grid-column-gap: $-l;
  grid-row-gap: $-l;
  &.half {
    grid-template-columns: 1fr 1fr;
  }
  &.third {
    grid-template-columns: 1fr 1fr 1fr;
  }
  &.left-focus {
    grid-template-columns: 2fr 1fr;
  }
  &.right-focus {
    grid-template-columns: 1fr 2fr;
  }
  &.gap-xl {
    grid-column-gap: $-xl;
    grid-row-gap: $-xl;
  }
  &.gap-xxl {
    grid-column-gap: $-xxl;
    grid-row-gap: $-xxl;
  }
}

.grid-card {
  display: flex;
  flex-direction: column;
  border: 1px solid #ddd;
  margin-bottom: $-l;
  border-radius: 4px;
  overflow: hidden;
  min-width: 100px;
  color: $text-dark;
  transition: border-color ease-in-out 120ms, box-shadow ease-in-out 120ms;
  &:hover {
    color: $text-dark;
    text-decoration: none;
    box-shadow: $bs-card;
  }
  h2 {
    width: 100%;
    font-size: 1.5em;
    margin: 0 0 10px;
  }
  p {
    font-size: .7rem;
    margin: 0;
    line-height: 1.6em;
  }
  .grid-card-content {
    flex: 1;
    border-top: 0;
    border-bottom-width: 2px;
  }
  .grid-card-content, .grid-card-footer {
    padding: $-l;
  }
  .grid-card-content + .grid-card-footer {
    padding-top: 0;
  }
}

.bookshelf-grid-item .grid-card-content h2 a  {
  color: $color-bookshelf;
  fill: $color-bookshelf;
}

.book-grid-item .grid-card-footer {
  p.small {
    font-size: .8em;
    margin: 0;
  }
}

@include smaller-than($m) {
  .grid.third {
    grid-template-columns: 1fr 1fr;
  }
  .grid.half, .grid.left-focus, .grid.right-focus {
    grid-template-columns: 1fr;
  }
  .grid.half.collapse-xs {
    grid-template-columns: 1fr 1fr;
  }
  .grid.gap-xl {
    grid-column-gap: $-m;
    grid-row-gap: $-m;
  }
  .grid.right-focus.reverse-collapse > *:nth-child(2) {
    order: 0;
  }
  .grid.right-focus.reverse-collapse > *:nth-child(1) {
    order: 1;
  }
}

@include smaller-than($s) {
  .grid.third {
    grid-template-columns: 1fr;
  }
}

@include smaller-than($xs) {
  .grid.half.collapse-xs {
    grid-template-columns: 1fr;
  }
}

.float {
  float: left;
  &.right {
    float: right;
  }
}

.block {
  display: block;
  position: relative;
}

.inline {
  display: inline;
}

.block.inline {
  display: inline-block;
}


// TODO - Remove old BS grid system
.col-xs-1, .col-sm-1, .col-md-1, .col-lg-1, .col-xs-2, .col-sm-2, .col-md-2, .col-lg-2, .col-xs-3, .col-sm-3, .col-md-3, .col-lg-3, .col-xs-4, .col-sm-4, .col-md-4, .col-lg-4, .col-xs-5, .col-sm-5, .col-md-5, .col-lg-5, .col-xs-6, .col-sm-6, .col-md-6, .col-lg-6, .col-xs-7, .col-sm-7, .col-md-7, .col-lg-7, .col-xs-8, .col-sm-8, .col-md-8, .col-lg-8, .col-xs-9, .col-sm-9, .col-md-9, .col-lg-9, .col-xs-10, .col-sm-10, .col-md-10, .col-lg-10, .col-xs-11, .col-sm-11, .col-md-11, .col-lg-11, .col-xs-12, .col-sm-12, .col-md-12, .col-lg-12 {
  position: relative;
  min-height: 1px;
  padding-left: $-m;
  padding-right: $-m;
}
.col-xs-1, .col-xs-2, .col-xs-3, .col-xs-4, .col-xs-5, .col-xs-6, .col-xs-7, .col-xs-8, .col-xs-9, .col-xs-10, .col-xs-11, .col-xs-12 {
  float: left;
}
.col-xs-12 {
  width: 100%;
}
.col-xs-11 {
  width: 91.66666667%;
}
.col-xs-10 {
  width: 83.33333333%;
}
.col-xs-9 {
  width: 75%;
}
.col-xs-8 {
  width: 66.66666667%;
}
.col-xs-7 {
  width: 58.33333333%;
}
.col-xs-6 {
  width: 50%;
}
.col-xs-5 {
  width: 41.66666667%;
}
.col-xs-4 {
  width: 33.33333333%;
}
.col-xs-3 {
  width: 25%;
}
.col-xs-2 {
  width: 16.66666667%;
}
.col-xs-1 {
  width: 8.33333333%;
}
.col-xs-pull-12 {
  right: 100%;
}
.col-xs-pull-11 {
  right: 91.66666667%;
}
.col-xs-pull-10 {
  right: 83.33333333%;
}
.col-xs-pull-9 {
  right: 75%;
}
.col-xs-pull-8 {
  right: 66.66666667%;
}
.col-xs-pull-7 {
  right: 58.33333333%;
}
.col-xs-pull-6 {
  right: 50%;
}
.col-xs-pull-5 {
  right: 41.66666667%;
}
.col-xs-pull-4 {
  right: 33.33333333%;
}
.col-xs-pull-3 {
  right: 25%;
}
.col-xs-pull-2 {
  right: 16.66666667%;
}
.col-xs-pull-1 {
  right: 8.33333333%;
}
.col-xs-pull-0 {
  right: auto;
}
.col-xs-push-12 {
  left: 100%;
}
.col-xs-push-11 {
  left: 91.66666667%;
}
.col-xs-push-10 {
  left: 83.33333333%;
}
.col-xs-push-9 {
  left: 75%;
}
.col-xs-push-8 {
  left: 66.66666667%;
}
.col-xs-push-7 {
  left: 58.33333333%;
}
.col-xs-push-6 {
  left: 50%;
}
.col-xs-push-5 {
  left: 41.66666667%;
}
.col-xs-push-4 {
  left: 33.33333333%;
}
.col-xs-push-3 {
  left: 25%;
}
.col-xs-push-2 {
  left: 16.66666667%;
}
.col-xs-push-1 {
  left: 8.33333333%;
}
.col-xs-push-0 {
  left: auto;
}
.col-xs-offset-12 {
  margin-left: 100%;
}
.col-xs-offset-11 {
  margin-left: 91.66666667%;
}
.col-xs-offset-10 {
  margin-left: 83.33333333%;
}
.col-xs-offset-9 {
  margin-left: 75%;
}
.col-xs-offset-8 {
  margin-left: 66.66666667%;
}
.col-xs-offset-7 {
  margin-left: 58.33333333%;
}
.col-xs-offset-6 {
  margin-left: 50%;
}
.col-xs-offset-5 {
  margin-left: 41.66666667%;
}
.col-xs-offset-4 {
  margin-left: 33.33333333%;
}
.col-xs-offset-3 {
  margin-left: 25%;
}
.col-xs-offset-2 {
  margin-left: 16.66666667%;
}
.col-xs-offset-1 {
  margin-left: 8.33333333%;
}
.col-xs-offset-0 {
  margin-left: 0%;
}
@media (min-width: $screen-sm) {
  .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6, .col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12 {
    float: left;
  }
  .col-sm-12 {
    width: 100%;
  }
  .col-sm-11 {
    width: 91.66666667%;
  }
  .col-sm-10 {
    width: 83.33333333%;
  }
  .col-sm-9 {
    width: 75%;
  }
  .col-sm-8 {
    width: 66.66666667%;
  }
  .col-sm-7 {
    width: 58.33333333%;
  }
  .col-sm-6 {
    width: 50%;
  }
  .col-sm-5 {
    width: 41.66666667%;
  }
  .col-sm-4 {
    width: 33.33333333%;
  }
  .col-sm-3 {
    width: 25%;
  }
  .col-sm-2 {
    width: 16.66666667%;
  }
  .col-sm-1 {
    width: 8.33333333%;
  }
  .col-sm-pull-12 {
    right: 100%;
  }
  .col-sm-pull-11 {
    right: 91.66666667%;
  }
  .col-sm-pull-10 {
    right: 83.33333333%;
  }
  .col-sm-pull-9 {
    right: 75%;
  }
  .col-sm-pull-8 {
    right: 66.66666667%;
  }
  .col-sm-pull-7 {
    right: 58.33333333%;
  }
  .col-sm-pull-6 {
    right: 50%;
  }
  .col-sm-pull-5 {
    right: 41.66666667%;
  }
  .col-sm-pull-4 {
    right: 33.33333333%;
  }
  .col-sm-pull-3 {
    right: 25%;
  }
  .col-sm-pull-2 {
    right: 16.66666667%;
  }
  .col-sm-pull-1 {
    right: 8.33333333%;
  }
  .col-sm-pull-0 {
    right: auto;
  }
  .col-sm-push-12 {
    left: 100%;
  }
  .col-sm-push-11 {
    left: 91.66666667%;
  }
  .col-sm-push-10 {
    left: 83.33333333%;
  }
  .col-sm-push-9 {
    left: 75%;
  }
  .col-sm-push-8 {
    left: 66.66666667%;
  }
  .col-sm-push-7 {
    left: 58.33333333%;
  }
  .col-sm-push-6 {
    left: 50%;
  }
  .col-sm-push-5 {
    left: 41.66666667%;
  }
  .col-sm-push-4 {
    left: 33.33333333%;
  }
  .col-sm-push-3 {
    left: 25%;
  }
  .col-sm-push-2 {
    left: 16.66666667%;
  }
  .col-sm-push-1 {
    left: 8.33333333%;
  }
  .col-sm-push-0 {
    left: auto;
  }
  .col-sm-offset-12 {
    margin-left: 100%;
  }
  .col-sm-offset-11 {
    margin-left: 91.66666667%;
  }
  .col-sm-offset-10 {
    margin-left: 83.33333333%;
  }
  .col-sm-offset-9 {
    margin-left: 75%;
  }
  .col-sm-offset-8 {
    margin-left: 66.66666667%;
  }
  .col-sm-offset-7 {
    margin-left: 58.33333333%;
  }
  .col-sm-offset-6 {
    margin-left: 50%;
  }
  .col-sm-offset-5 {
    margin-left: 41.66666667%;
  }
  .col-sm-offset-4 {
    margin-left: 33.33333333%;
  }
  .col-sm-offset-3 {
    margin-left: 25%;
  }
  .col-sm-offset-2 {
    margin-left: 16.66666667%;
  }
  .col-sm-offset-1 {
    margin-left: 8.33333333%;
  }
  .col-sm-offset-0 {
    margin-left: 0%;
  }
}
@media (min-width: $screen-md) {
  .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12 {
    float: left;
  }
  .col-md-12 {
    width: 100%;
  }
  .col-md-11 {
    width: 91.66666667%;
  }
  .col-md-10 {
    width: 83.33333333%;
  }
  .col-md-9 {
    width: 75%;
  }
  .col-md-8 {
    width: 66.66666667%;
  }
  .col-md-7 {
    width: 58.33333333%;
  }
  .col-md-6 {
    width: 50%;
  }
  .col-md-5 {
    width: 41.66666667%;
  }
  .col-md-4 {
    width: 33.33333333%;
  }
  .col-md-3 {
    width: 25%;
  }
  .col-md-2 {
    width: 16.66666667%;
  }
  .col-md-1 {
    width: 8.33333333%;
  }
  .col-md-pull-12 {
    right: 100%;
  }
  .col-md-pull-11 {
    right: 91.66666667%;
  }
  .col-md-pull-10 {
    right: 83.33333333%;
  }
  .col-md-pull-9 {
    right: 75%;
  }
  .col-md-pull-8 {
    right: 66.66666667%;
  }
  .col-md-pull-7 {
    right: 58.33333333%;
  }
  .col-md-pull-6 {
    right: 50%;
  }
  .col-md-pull-5 {
    right: 41.66666667%;
  }
  .col-md-pull-4 {
    right: 33.33333333%;
  }
  .col-md-pull-3 {
    right: 25%;
  }
  .col-md-pull-2 {
    right: 16.66666667%;
  }
  .col-md-pull-1 {
    right: 8.33333333%;
  }
  .col-md-pull-0 {
    right: auto;
  }
  .col-md-push-12 {
    left: 100%;
  }
  .col-md-push-11 {
    left: 91.66666667%;
  }
  .col-md-push-10 {
    left: 83.33333333%;
  }
  .col-md-push-9 {
    left: 75%;
  }
  .col-md-push-8 {
    left: 66.66666667%;
  }
  .col-md-push-7 {
    left: 58.33333333%;
  }
  .col-md-push-6 {
    left: 50%;
  }
  .col-md-push-5 {
    left: 41.66666667%;
  }
  .col-md-push-4 {
    left: 33.33333333%;
  }
  .col-md-push-3 {
    left: 25%;
  }
  .col-md-push-2 {
    left: 16.66666667%;
  }
  .col-md-push-1 {
    left: 8.33333333%;
  }
  .col-md-push-0 {
    left: auto;
  }
  .col-md-offset-12 {
    margin-left: 100%;
  }
  .col-md-offset-11 {
    margin-left: 91.66666667%;
  }
  .col-md-offset-10 {
    margin-left: 83.33333333%;
  }
  .col-md-offset-9 {
    margin-left: 75%;
  }
  .col-md-offset-8 {
    margin-left: 66.66666667%;
  }
  .col-md-offset-7 {
    margin-left: 58.33333333%;
  }
  .col-md-offset-6 {
    margin-left: 50%;
  }
  .col-md-offset-5 {
    margin-left: 41.66666667%;
  }
  .col-md-offset-4 {
    margin-left: 33.33333333%;
  }
  .col-md-offset-3 {
    margin-left: 25%;
  }
  .col-md-offset-2 {
    margin-left: 16.66666667%;
  }
  .col-md-offset-1 {
    margin-left: 8.33333333%;
  }
  .col-md-offset-0 {
    margin-left: 0%;
  }
}
@media (min-width: $screen-lg) {
  .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6, .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12 {
    float: left;
  }
  .col-lg-12 {
    width: 100%;
  }
  .col-lg-11 {
    width: 91.66666667%;
  }
  .col-lg-10 {
    width: 83.33333333%;
  }
  .col-lg-9 {
    width: 75%;
  }
  .col-lg-8 {
    width: 66.66666667%;
  }
  .col-lg-7 {
    width: 58.33333333%;
  }
  .col-lg-6 {
    width: 50%;
  }
  .col-lg-5 {
    width: 41.66666667%;
  }
  .col-lg-4 {
    width: 33.33333333%;
  }
  .col-lg-3 {
    width: 25%;
  }
  .col-lg-2 {
    width: 16.66666667%;
  }
  .col-lg-1 {
    width: 8.33333333%;
  }
  .col-lg-pull-12 {
    right: 100%;
  }
  .col-lg-pull-11 {
    right: 91.66666667%;
  }
  .col-lg-pull-10 {
    right: 83.33333333%;
  }
  .col-lg-pull-9 {
    right: 75%;
  }
  .col-lg-pull-8 {
    right: 66.66666667%;
  }
  .col-lg-pull-7 {
    right: 58.33333333%;
  }
  .col-lg-pull-6 {
    right: 50%;
  }
  .col-lg-pull-5 {
    right: 41.66666667%;
  }
  .col-lg-pull-4 {
    right: 33.33333333%;
  }
  .col-lg-pull-3 {
    right: 25%;
  }
  .col-lg-pull-2 {
    right: 16.66666667%;
  }
  .col-lg-pull-1 {
    right: 8.33333333%;
  }
  .col-lg-pull-0 {
    right: auto;
  }
  .col-lg-push-12 {
    left: 100%;
  }
  .col-lg-push-11 {
    left: 91.66666667%;
  }
  .col-lg-push-10 {
    left: 83.33333333%;
  }
  .col-lg-push-9 {
    left: 75%;
  }
  .col-lg-push-8 {
    left: 66.66666667%;
  }
  .col-lg-push-7 {
    left: 58.33333333%;
  }
  .col-lg-push-6 {
    left: 50%;
  }
  .col-lg-push-5 {
    left: 41.66666667%;
  }
  .col-lg-push-4 {
    left: 33.33333333%;
  }
  .col-lg-push-3 {
    left: 25%;
  }
  .col-lg-push-2 {
    left: 16.66666667%;
  }
  .col-lg-push-1 {
    left: 8.33333333%;
  }
  .col-lg-push-0 {
    left: auto;
  }
  .col-lg-offset-12 {
    margin-left: 100%;
  }
  .col-lg-offset-11 {
    margin-left: 91.66666667%;
  }
  .col-lg-offset-10 {
    margin-left: 83.33333333%;
  }
  .col-lg-offset-9 {
    margin-left: 75%;
  }
  .col-lg-offset-8 {
    margin-left: 66.66666667%;
  }
  .col-lg-offset-7 {
    margin-left: 58.33333333%;
  }
  .col-lg-offset-6 {
    margin-left: 50%;
  }
  .col-lg-offset-5 {
    margin-left: 41.66666667%;
  }
  .col-lg-offset-4 {
    margin-left: 33.33333333%;
  }
  .col-lg-offset-3 {
    margin-left: 25%;
  }
  .col-lg-offset-2 {
    margin-left: 16.66666667%;
  }
  .col-lg-offset-1 {
    margin-left: 8.33333333%;
  }
  .col-lg-offset-0 {
    margin-left: 0%;
  }
}
.clearfix:before,
.clearfix:after,
.row:before,
.row:after {
  content: " ";
  display: table;
}
.clearfix:after,
.row:after {
  clear: both;
}
.center-block {
  display: block;
  margin-left: auto;
  margin-right: auto;
}






.grid {
  display: grid;
  grid-column-gap: $-m;
  grid-row-gap: 0;
  &.contained {
    max-width: $xxl;
    padding-left: $-m;
    padding-right: $-m;
    margin-left: auto;
    margin-right: auto;
  }
  &.v-center {
    align-items: center;
  }
}

@each $sizeLetter, $size in $spacing {
  .grid.contained.space-#{$sizeLetter} {
    padding-left: $size;
    padding-right: $size;
    grid-column-gap: $size;
  }
}

@mixin grid-layout($name, $times) {
  .grid.#{$name} {
    grid-template-columns: repeat(#{$times}, 1fr);
  }
}

@include grid-layout('thirds', 3)
@include grid-layout('halves', 2)

@each $sizeLetter, $size in $screen-sizes {
  @include smaller-than($size) {
    .grid.break-#{$sizeLetter} {
      grid-template-columns: 1fr;
    }
  }
}


/**
 * Visibility
 */

@each $sizeLetter, $size in $screen-sizes {
  @include smaller-than($size) {
    .hide-under-#{$sizeLetter} {
      display: none !important;
    }
  }
  @include larger-than($size) {
    .hide-over-#{$sizeLetter} {
      display: none !important;
    }
  }
}