.pd_10 {
	padding: 10px;
}
.pd_20 {
	padding: 20px;
}
.pd_5 {
	padding: 5px;
}
.border_box {
	border: 1px solid #CCCCCC;
}
.border_left {
	border-left-width: 1px;
	border-left-style: solid;
	border-left-color: #CCCCCC;
}
.border_up {
	border-top-width: 1px;
	border-top-style: solid;
	border-top-color: #CCCCCC;
}
.margin_b10 {
	margin-bottom: 10px;
}

.margin_b20 {
	margin-bottom: 20px;
}