.style_a {
	font-size: 12px;
	text-decoration: none;
}
.style_aa {
	font-size: 10px;
	text-decoration: none;
}
.style_ab {
	font-size: 14px;
	text-decoration: none;
}
.style_b {
	font-size: 18px;
	text-decoration: none;
}
.style_bb {
	font-size: 36px;
	text-decoration: none;
}