Template:Format/style.css

.client-js .sortable:not(.jquery-tablesorter) > * > tr:first-child > th:not(.unsortable), .jquery-tablesorter th.headerSort {
    cursor: pointer;
    background-repeat: no-repeat;
    background-position: bottom center;
    padding: 0.2em 0.2em 0.8em 0.2em !important;
    line-height: 1.1em;
}
.R {
	text-align: right;
}
.L {
	text-align: left;
}
.red {
	color: red;
}