@charset "utf-8";
html {
  scroll-behavior: smooth;
}
body {
	margin: 0 auto;
    width: 950px;
    font: 14px/22px "メイリオ","ヒラギノ角ゴ Pro W3","Hiragino Kaku Gothic Pro",Osaka,"ＭＳ Ｐゴシック","MS PGothic",Helvetica,Arial,Sans-Serif;
	color: #666;
	border-left:#CCCCCC solid 1px;
	border-right:#CCCCCC solid 1px;
}

.clear {
	display: block;
	clear: both;
	content: "";
	height: 0;
}

ul {
	list-style: none;
}

a:link {
    color: #666666;
	text-decoration:none;
}
a:visited {
    color: #666666;
	text-decoration:none;
}
a:hover {
    color: #db000f;
	text-decoration:none;
}
a:active {
    color: #666666;
	text-decoration:none;
}

h1 {
	color: #000;
    float: left;
    font-size: 33px;
    font-weight: bold;
    height: 34px;
    padding: 16px 10px 10px;
    width: 650px;
}

h2 {
	margin-bottom: 10px;
	padding: 5px 10px;
/*
	background: -webkit-linear-gradient(top, #ffb500 0%, #f59f00 100%);
	background: linear-gradient(to bottom, #ffb500 0%, #f59f00 100%);
*/
	background-color: #83b587;
	color: #fff;
	border-left: 7px solid #9E2328;
	font-size: 1rem;
	font-weight: normal;
	text-shadow: 1px 1px 1px rgba(0, 0, 0, .3);
}

/**********     header     **********/

header {
	margin-bottom: 20px;
	/*height: 400px;*/
	width: 100%;
/*
	background-image:url(img/header_bk.gif);
	background-repeat:repeat-x;
*/
}

header .link-hover {
	color: #333333;
	font-weight:bold;
}

header .min-text{
	font-size:12px;
	color:#666666;
	width:930px;
	padding:7px 10px 10px 10px;
	float:left;
}

header .lnk_mailto{
	padding: 10px;
    float: right;
    margin-right: 50px;
    height: 20px;
    width: 160px;
    background: url(../img/icon-mail.png) 10px 10px /30px auto no-repeat, -webkit-linear-gradient(top, #fff 0%, #fff 30%, #eefff3 40%, #a4c5b0 70%, #83b587 100%);
    background: url(../img/icon-mail.png) 10px 6px /30px auto no-repeat, linear-gradient(to bottom, #fff 0%, #fff 30%, #eefff3 40%, #a4c5b0 70%, #83b587 100%);
    text-indent: 47px;
    font-size: 16px;
    line-height: normal;
    border: 1px solid #83b587;
}

header .inquiry-btn:hover{
    float: left;
    height: 34px;
    padding: 16px 10px 10px;
    width: 260px;
	background:url(img/header_inquiry_btn.gif) no-repeat 75px -65px;
	text-indent:-9999em;
}

header .topimage-bk{
    background-image: url(../img/topimage-bk.png);
    background-repeat: no-repeat;
    background-position: 0 10;
    background-color: #b70606;
    float: left;
    height: 205px;
    margin-top: 19px;
    padding-left: 400px;
    padding-top: 55px;
    width: 550px;
}

header .topimage-text{
    color: #b70606;
    float: left;
    font-size: 26px;
    font-style: italic;
    font-weight: bold;
    height: 150px;
    line-height: 140%;
    width: 530px;
	text-shadow: 0 0 3px #FFFFFF, 0 0 3px #FFFFFF, 0 0 3px #FFFFFF;
}

/**********     main contents     **********/

#wrapper {
}

#wrapper:after {
	display: block;
	clear: both;
	content: "";
	height: 0;
}

#contents {
	padding: 0 10px;
	float: right;
	width: 720px;
	height: auto;
    min-height: 500px;
}

section {
	margin-bottom: 10px;
	min-height: 200px;
}

article {
	padding: 5px 10px;
}

.tbl_outline {
	width: 100%;
}

.tbl_outline th
, .tbl_outline td
{
	padding: 5px 10px;
	border: 1px solid #ccc;
}
.tbl_outline th {
	font-weight: normal;
	width: 190px;
}

.ul_mainbusiness li {
    border-bottom: 2px dotted #7b0606;
    margin-bottom: 10px;
    background: url(../img/icon-electricity.png) 0 5px /20px auto no-repeat;
    text-indent: 25px;
    padding: 5px;
}

/**********     sidebar     **********/

#sidebar {
	padding: 0 10px;
	float:left;
	width: 190px;
	height:auto;
    min-height: 500px;
    
    /**20251224追記**/
    position: sticky;
	top: 10px;
	align-self: flex-start;
	max-height: calc(100vh - 20px);
	overflow-y: auto;
}

nav {
	margin-bottom: 10px;
}

nav ul li {
	border: 1px solid #83b587;
	padding: 10px 20px 10px 20px;
	background: -webkit-linear-gradient(top, #fff 0%, #fff 30%, #eefff3 40%, #a4c5b0 70%, #83b587 100%);
	background: linear-gradient(to bottom, #fff 0%, #fff 30%, #eefff3 40%, #a4c5b0 70%,  #83b587 100%);
	font-size: 1rem;
}


nav ul li.title {
	border: none;
	border-left: 7px solid #9E2328;
	padding: 5px 20px 5px 20px;
	background: #83b587;
	color: #fff;
	font-size: 1rem;
	font-weight: normal;
	text-shadow: 1px 1px 1px rgba(0, 0, 0, .3);
}

#sidebar .bana-area{
	margin: 10px auto;
	text-align:center;
}


/**********     footer     **********/

footer {
    width: 100%;
}

footer .link-hover{
	color: #ffffff;
}

footer .top-return{
    background-color: #6beb7c;
    border-radius: 8px 8px 0 0;
    float: right;
    height: 25px;
    margin-right: 17px;
    margin-top: 13px;
    padding-top: 2px;
    text-align: center;
    width: 100px;
}

footer .top-return-bottom{
    background-color: #6beb83;
    height: 10px;
}

footer .copyright{
    padding: 7px 0;
    width: 100%;
    color: #FFFFFF;
    background: #83b58d;
    font-size: 11px;
    text-align: center;
    height: 20px;
}