@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);
.tabbrowser-tab {
-moz-appearance: tab !important;
margin-top:1px!important;
margin-bottom:2px!important;
margin-left:0px!important;
padding: 2px 0px 0px 0px !important;
}
.tabbrowser-tab[selected="true"] {
margin-right: 1px!important;
}
.tabbrowser-tab:not([selected="true"]) {
margin-top:3px!important;
margin-bottom:4px!important;
padding: 1px 0px 0px 0px !important;
} 
.tabbrowser-tab:not([selected="true"]):hover {
margin-top:2px!important;
padding: 2px 0px 0px 0px !important;
}
.tabbrowser-tab .tab-text {
border: 1px dotted transparent !important;
}
.tabs-alltabs-button {
-moz-appearance: tab !important;
padding: 1px 0px 1px 0px !important;
}
.tabbrowser-arrowscrollbox > .scrollbutton-up,
.tabbrowser-arrowscrollbox > .scrollbutton-down {
-moz-appearance: tab !important;
padding: 1px 0px 1px 0px !important;
}
.tabbrowser-tabs {
 background: transparent !important;
}