table.tablesorter thead tr .header {
	position: relative;
	cursor: pointer;
	padding-right: 26px;
	background-image: none;
}

table.tablesorter thead tr .header::after {
	content: "";
	position: absolute;
	right: 2px;
	top: 50%;
	transform: translateY(-50%);
	width: 20px;
	height: 20px;
	background-repeat: no-repeat;
	background-position: center;
	background-size: 20px 20px;
	pointer-events: none;
	/* neutral: up + down */
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23ffffff' d='M12 5L17 12H7L12 5zm0 14L7 13h10l-5 6z'/%3E%3C/svg%3E");
}

table.tablesorter thead tr .header.headerSortUp::after {
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23ffffff' d='M12 5l7 10H5l7-10z'/%3E%3C/svg%3E");
	background-size: 14px 14px;
}
table.tablesorter thead tr .header.headerSortDown::after {
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23ffffff' d='M12 19L5 9h14l-7 10z'/%3E%3C/svg%3E");
	background-size: 14px 14px;
}