dropmarker { width: 15px; -moz-box-align: center; -moz-box-pack: center; border: 1px outset #CCD0DD; background-color: #CCD0DD; padding: 1px; list-style-image: url("chrome://global/skin/arrow/arrow-down.gif"); -moz-image-region: auto; } dropmarker:hover:active { border: 1px inset #CCD0DD; padding-top: 2px; padding-bottom: 0; -moz-padding-start: 2px; -moz-padding-end: 0; } dropmarker[disabled="true"] { list-style-image: url("chrome://global/skin/arrow/arrow-down-disabled.gif"); -moz-image-region: auto; border: 1px outset #CCD0DD !important; padding: 1px !important; }