.c {
	text-align: center !important;
}
.r {
	text-align: right !important;
}
.l {
	text-align: left !important;
}
.t {
	vertical-align: top;
}
.v {
	line-height: 1em;
}
.b {
	font-weight:bold;
}
.u {
	text-decoration: underline;
}
.red {
	color: red;
}
.blue {
	color: blue;
}
.required {
	color: red;
	font-weight:bold;
}
.required.sw {
	display: none;
}
.nowrap {
	white-space: nowrap;
}
table.tbl0 {
	border: 0;
}
table.tbl0 td,
table.tbl0 th {
	padding: 0.3rem;
}
table.tbl {
	border-collapse: collapse;
}
table.tbl th,
table.tbl td {
	border: 2px #aaa solid;
	padding: 3px;
}
table.tbl th {
	background-color: #ddd;
	font-weight: normal;
}
table.tbl.list {
/*	width: 100%; */
}
table.tbl.list th,
table.tbl.list td {
	font-size: 0.9rem;
}

table.center {
	margin-left: auto;
	margin-right: auto;
}
div.dotted {
	border: 3px #b4c6e7 dotted;
	border-radius: 2rem;
	padding: 1.5rem;
	margin: 15px 0;
}
div.dotted h3 {
	font-size: 1.6rem;
}
div.dialog {
	margin: 15px;
}
#error_window {
	background-color: #fff6f6;
	margin: 20px auto 20px;
	border: 6px #eb6012 double;
	padding: 10px;
	color: #eb6012;
	text-align: left;
	font-weight: bold;
	font-size: 1.5rem;
}
#error_window ul li {
	list-style-type: disc;
}
.swal2-popup {
	font-size: 1.6rem !important;
}
img.btn_fold,
img.btn_expand {
	display: block;
	width: 16px;
	height: 16px;
	float: left;
	cursor: pointer;
}
#result_area {
	display: none;
}
#no_result_area {
	display: none;
	text-align: center;
	margin: 10rem;
}
input[type=text]:read-only,
select.readonly,
textarea:read-only {
	-moz-appearance: none;
	-webkit-appearance: none;
	appearance: none;
	border: 1px #fff solid;
	cursor: default;
	resize: none;
}