gecko/browser/themes/gnomestripe/devtools/inspector.css

#inspector-inspect-toolbutton {
  list-style-image: url("chrome://browser/skin/devtools/inspect-button.png");
  -moz-image-region: rect(0px 16px 16px 0px);
}

#inspector-inspect-toolbutton[checked=true] {
  -moz-image-region: rect(0px 32px 16px 16px);
}

/* Highlighter toolbar - breadcrumbs */

#inspector-breadcrumbs {
  -moz-margin-end: 3px;
  /* A fake 1px-shadow is included in the border-images of the
     inspector-breadcrumbs-buttons, to match toolbar-buttons style.
     This negative margin compensate the extra row of pixels created
     by the shadow.*/
  margin-bottom: -1px;
}

#inspector-breadcrumbs > .scrollbutton-up,
#inspector-breadcrumbs > .scrollbutton-down {
  -moz-appearance: none;
  border: 1px solid hsla(210,8%,5%,.45);
  background: -moz-linear-gradient(hsla(212,7%,57%,.35), hsla(212,7%,57%,.1)) padding-box;
  box-shadow: 0 1px 0 hsla(210,16%,76%,.15) inset, 0 0 0 1px hsla(210,16%,76%,.15) inset, 0 1px 0 hsla(210,16%,76%,.15);
  margin: 0 0 1px;
}

#inspector-breadcrumbs > .scrollbutton-up:not([disabled]):active:hover,
#inspector-breadcrumbs > .scrollbutton-down:not([disabled]):active:hover {
  border-color: hsla(210,8%,5%,.6);
  background: -moz-linear-gradient(hsla(220,6%,10%,.3), hsla(212,7%,57%,.15) 65%, hsla(212,7%,57%,.3));
  box-shadow: 0 0 3px hsla(210,8%,5%,.25) inset, 0 1px 3px hsla(210,8%,5%,.25) inset, 0 1px 0 hsla(210,16%,76%,.15);
}

#inspector-breadcrumbs > .scrollbutton-up:not([disabled]):active:hover > .toolbarbutton-icon,
#inspector-breadcrumbs > .scrollbutton-down:not([disabled]):active:hover > .toolbarbutton-icon {
  -moz-image-region: rect(0px 14px 16px 7px);
}

#inspector-breadcrumbs > .scrollbutton-up > .toolbarbutton-icon,
#inspector-breadcrumbs > .scrollbutton-down > .toolbarbutton-icon {
  -moz-appearance: none;
  list-style-image: url("chrome://browser/skin/devtools/breadcrumbs-scrollbutton.png");
  -moz-image-region: rect(0px 7px 16px 0px);
  margin: 0 5px;
}

#inspector-breadcrumbs > .scrollbutton-up[disabled] > .toolbarbutton-icon,
#inspector-breadcrumbs > .scrollbutton-down[disabled] > .toolbarbutton-icon {
  opacity: 0.5;
}

#inspector-breadcrumbs > .scrollbutton-up > .toolbarbutton-icon:-moz-locale-dir(rtl),
#inspector-breadcrumbs > .scrollbutton-down > .toolbarbutton-icon:-moz-locale-dir(ltr) {
  transform: scaleX(-1);
}

.inspector-breadcrumbs-button {
  -moz-appearance: none;
  background-color: transparent;
  border-style: solid;
  border-width: 1px 13px 2px 13px;
  color: hsl(210,30%,85%);
  width: 85px; /* Can't use max-width. See bug 723132 */
  /* The content of the button can be larger than the button */
  overflow: hidden;
  min-height: 25px;

  margin: 0 -11px 0 0;
  padding: 0 9px;
}

.inspector-breadcrumbs-button:-moz-focusring > label {
  border-bottom: 1px dotted hsla(210,30%,85%,0.4);
}

.inspector-breadcrumbs-button[checked] > .inspector-breadcrumbs-tag {
  color: hsl(208,100%,60%);
}

.inspector-breadcrumbs-button[checked] > .inspector-breadcrumbs-id {
  color: hsl(205,100%,70%);
}

.inspector-breadcrumbs-button[checked] > .inspector-breadcrumbs-pseudo-classes {
  color: hsl(20, 100%, 70%);
}

.inspector-breadcrumbs-id,
.inspector-breadcrumbs-classes {
  color: #8d99a6;
}

.inspector-breadcrumbs-pseudo-classes {
  color: hsl(20, 100%, 85%);
}

/* Highlighter toolbar - breadcrumbs - LTR */

.inspector-breadcrumbs-button {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-middle.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:not([checked]):hover:active {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-middle-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button[checked] {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-middle-selected.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button[checked]:hover:active {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-middle-selected-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:first-of-type {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-start.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:first-of-type:not([checked]):hover:active {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-start-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:first-of-type[checked] {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-start-selected.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:first-of-type[checked]:hover:active {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-start-selected-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:last-of-type {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-end.png") 1 13 2 13 fill stretch;
}

#inspector-breadcrumbs[overflows] > .inspector-breadcrumbs-button:-moz-locale-dir(ltr):first-of-type {
  border-left-width: 0;
}

#inspector-breadcrumbs[overflows] > .inspector-breadcrumbs-button:-moz-locale-dir(ltr):last-of-type {
  border-right-width: 0;
}

.inspector-breadcrumbs-button:last-of-type:not([checked]):hover:active {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-end-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:last-of-type[checked] {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-end-selected.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:last-of-type[checked]:hover:active {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/ltr-end-selected-pressed.png") 1 13 2 13 fill stretch;
}

/* Highlighter toolbar - breadcrumbs - RTL */

.inspector-breadcrumbs-button:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-middle.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:not([checked]):hover:active:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-middle-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button[checked]:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-middle-selected.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button[checked]:hover:active:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-middle-selected-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:first-of-type:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-start.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:first-of-type:not([checked]):hover:active:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-start-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:first-of-type[checked]:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-start-selected.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:first-of-type[checked]:hover:active:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-start-selected-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:last-of-type:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-end.png") 1 13 2 13 fill stretch;
}

#inspector-breadcrumbs[overflows] > .inspector-breadcrumbs-button:-moz-locale-dir(rtl):first-of-type {
  border-right-width: 0;
}

#inspector-breadcrumbs[overflows] > .inspector-breadcrumbs-button:last-of-type:-moz-locale-dir(rtl) {
  border-left-width: 0;
}

.inspector-breadcrumbs-button:last-of-type:not([checked]):hover:active:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-end-pressed.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:last-of-type[checked]:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-end-selected.png") 1 13 2 13 fill stretch;
}

.inspector-breadcrumbs-button:last-of-type[checked]:hover:active:-moz-locale-dir(rtl) {
  -moz-border-image: url("chrome://browser/skin/devtools/breadcrumbs/rtl-end-selected-pressed.png") 1 13 2 13 fill stretch;
}