gecko/toolkit/themes/winstripe/global/scrollbox.css

@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");

/*
 * Scroll arrows
 */

/* Horizontal enabled */
.autorepeatbutton-up[orient="horizontal"],
.autorepeatbutton-down:-moz-locale-dir(rtl)[orient="horizontal"],
.scrollbutton-up[orient="horizontal"],
.scrollbutton-down:-moz-locale-dir(rtl)[orient="horizontal"] {
  list-style-image: url("chrome://global/skin/arrow/arrow-lft.gif");
  -moz-image-region: auto; /* cut off inheritance */
}

.autorepeatbutton-down[orient="horizontal"],
.autorepeatbutton-up:-moz-locale-dir(rtl)[orient="horizontal"],
.scrollbutton-down[orient="horizontal"],
.scrollbutton-up:-moz-locale-dir(rtl)[orient="horizontal"] {
  list-style-image: url("chrome://global/skin/arrow/arrow-rit.gif");
  -moz-image-region: auto; /* cut off inheritance */
}

 /* Horizontal disabled */
.autorepeatbutton-up[orient="horizontal"][disabled="true"],
.autorepeatbutton-down:-moz-locale-dir(rtl)[orient="horizontal"][disabled="true"],
.scrollbutton-up[orient="horizontal"][disabled="true"],
.scrollbutton-down:-moz-locale-dir(rtl)[orient="horizontal"][disabled="true"] {
  list-style-image: url("chrome://global/skin/arrow/arrow-lft-dis.gif");
  -moz-image-region: auto; /* cut off inheritance */
}

.autorepeatbutton-down[orient="horizontal"][disabled="true"],
.autorepeatbutton-up:-moz-locale-dir(rtl)[orient="horizontal"][disabled="true"],
.scrollbutton-down[orient="horizontal"][disabled="true"],
.scrollbutton-up:-moz-locale-dir(rtl)[orient="horizontal"][disabled="true"] {
  list-style-image: url("chrome://global/skin/arrow/arrow-rit-dis.gif");
  -moz-image-region: auto; /* cut off inheritance */
}

/* Vertical enabled */
.autorepeatbutton-up,
.scrollbutton-up {
  list-style-image: url("chrome://global/skin/arrow/arrow-up.gif");
  -moz-image-region: auto; /* cut off inheritance */
}

.autorepeatbutton-down,
.scrollbutton-down {
  list-style-image: url("chrome://global/skin/arrow/arrow-dn.gif");
  -moz-image-region: auto; /* cut off inheritance */
}

/* Vertical disabled */
.autorepeatbutton-up[disabled="true"],
.scrollbutton-up[disabled="true"] {
  list-style-image: url("chrome://global/skin/arrow/arrow-up-dis.gif");
  -moz-image-region: auto; /* cut off inheritance */
}

.autorepeatbutton-down[disabled="true"],
.scrollbutton-down[disabled="true"] {
  list-style-image: url("chrome://global/skin/arrow/arrow-dn-dis.gif");
  -moz-image-region: auto; /* cut off inheritance */
}

.scrollbutton-up > .toolbarbutton-text,
.scrollbutton-down > .toolbarbutton-text {
  display: none;
}

autorepeatbutton,
.scrollbutton-up,
.scrollbutton-down {
  -moz-box-align: center;
  -moz-box-pack: center;
  margin-top: 1px;
  margin-bottom: 2px;
  -moz-margin-start: 1px;
  -moz-margin-end: 2px;
}

autorepeatbutton {
  border: 1px solid transparent;
  padding: 1px;
}

autorepeatbutton:not([disabled="true"]):hover,
autorepeatbutton:not([disabled="true"]):hover:active {
  margin: 1px;
  border: 1px inset ThreeDFace;
  padding-top: 2px;
  padding-bottom: 1px;
  -moz-padding-start: 2px;
  -moz-padding-end: 1px;
}