gecko-dev/browser/devtools/layoutview/view.css

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

body {
  max-width: 320px;
  position: relative;
  margin: 0px auto;
  padding: 0;
}

#header {
  box-sizing: border-box;
  width: 100%;
  padding: 4px 13px;
  display: -moz-box;
  vertical-align: top;
}

#header:-moz-dir(rtl) {
  -moz-box-direction: reverse;
}

#header > span {
  display: -moz-box;
}

#element-size {
  -moz-box-flex: 1;
}

#element-size:-moz-dir(rtl) {
  -moz-box-pack: end;
}

#main {
  margin: 0 14px 10px 14px;
  box-sizing: border-box;
  width: calc(100% - 2 * 14px);
  position: absolute;
  border-width: 1px;
}

#content,
#borders {
  border-width: 1px;
}

#content {
  height: 25px;
}

#margins,
#padding {
  border-style: solid;
  border-width: 25px;
}

#borders {
  padding: 25px;
}

#main > p {
  position: absolute;
  pointer-events: none;
}

#main > p {
  margin: 0;
  text-align: center;
}

#main > p > span {
  vertical-align: middle;
  pointer-events: auto;
}

.size > span {
  cursor: default;
}

.editable {
  -moz-user-select: text;
}

.top,
.bottom {
  width: calc(100% - 2px);
  text-align: center;
}

.padding.top {
  top: 55px;
}

.padding.bottom {
  bottom: 57px;
}

.border.top {
  top: 30px;
}

.border.bottom {
  bottom: 31px;
}

.margin.top {
  top: 5px;
}

.margin.bottom {
  bottom: 6px;
}

.size,
.margin.left,
.margin.right,
.border.left,
.border.right,
.padding.left,
.padding.right {
  top: 22px;
  line-height: 132px;
}

.size {
  width: calc(100% - 2px);
}

.margin.right,
.margin.left,
.border.left,
.border.right,
.padding.right,
.padding.left {
  width: 25px;
}

.padding.left {
  left: 52px;
}

.padding.right {
  right: 51px;
}

.border.left {
  left: 26px;
}

.border.right {
  right: 26px;
}

.margin.right {
  right: 0;
}

.margin.left {
  left: 0;
}

.rotate.left:not(.editing) {
  transform: rotate(-90deg);
}

.rotate.right:not(.editing) {
  transform: rotate(90deg);
}

.tooltip {
  position: absolute;
  bottom: 0;
  right: 2px;
  pointer-events: none;
}

body.dim > #header > #element-position,
body.dim > #main > p,
body.dim > #main > .tooltip {
  visibility: hidden;
}

@media (max-height: 228px) {
  #header {
    padding-top: 0;
    padding-bottom: 0;
    margin-top: 10px;
    margin-bottom: 8px;
  }

  #margins,
  #padding {
    border-width: 21px;
  }
  #borders {
    padding: 21px;
  }

  #content {
    height: 21px;
  }

  .padding.top {
    top: 46px;
  }

  .padding.bottom {
    bottom: 46px;
  }

  .border.top {
    top: 25px;
  }

  .border.bottom {
    bottom: 25px;
  }

  .margin.top {
    top: 4px;
  }

  .margin.bottom {
    bottom: 4px;
  }

  .size,
  .margin.left,
  .margin.right,
  .border.left,
  .border.right,
  .padding.left,
  .padding.right {
    line-height: 106px;
  }

  .margin.right,
  .margin.left,
  .border.left,
  .border.right,
  .padding.right,
  .padding.left {
    width: 21px;
  }

  .padding.left {
    left: 43px;
  }

  .padding.right {
    right: 43px;
  }

  .border.left {
    left: 22px;
  }

  .border.right {
    right: 22px;
  }
}