html{
	margin: 0;
	padding: 0;
	background-color: #E5E5E5;
}

body{
	overflow: auto;
	margin: 0;
	background: #E5E5E5 url("../image/background_main.png") repeat-y top center;
	padding: 0;
	line-height: 1.5;
	font-family:"ＭＳ Ｐゴシック",Osaka,"ヒラギノ角ゴ Pro W3",sans-serif;
	font-size: small;
}

h1,h2,h3,h4,div,p,ul,li,dd,dt,dl,hr{
	margin: 0;
	padding: 0;
}

img{
	border: 0px;
}

a{
	color:#006699
}
a:hover{
	text-decoration: none;
}

hr{
	border-width: 1px 0 0 0;
	border-style: solid;
	border-color: #CCCCCC;
	height: 1px; 
}

li{
	list-style: none;
}

/*base*/
div#base{
	position: relative;
	margin: 0 auto;
	width: 800px;
	background: #FFFFFF
}

/*head*/
div#header{
	overflow: hidden;
	background: transparent url("../image/background_head.png") no-repeat bottom;
	border-top: 3px #004D91 solid;
}
div#header a img{
	float: left;
	padding: 20px 15px 15px 15px;
}
div#header p{
	float: left;
	margin: 25px 35px 0 0;
	font-size: small;
	width: 440px;
	font-size: small;
}

div#header a.contact{
	float: left;
	display: block;
	overflow: hidden;
	margin-top: 15px;
	width: 162px;
	height: 53px;
	background: transparent url("../image/contact.png") no-repeat;
	text-indent: -9999px;
}
div#header .contact:hover{
	background-image: url("../image/contact.png");
	background-position: 0 -53px;
}

/*main*/
div#maintop{
	padding: 0 20px;
}
div#main{
	padding: 0 15px;
}
ul.mainmenu{
	clear: both;
	padding-bottom: 70px;
}
ul.mainmenu li,
ul.mainmenu li a{
	display: block;
	overflow: hidden;
	float: left;
	width: 160px;
	height: 50px;
	text-indent: -9999px;
}
ul.mainmenu li.seo a{
	background-image: url("../image/mainmenu.png");
}
ul.mainmenu li.sem a{
	background-image: url("../image/mainmenu.png");
	background-position: -161px 0px;
}
ul.mainmenu li.mobile a{
	background-image: url("../image/mainmenu.png");
	background-position: -321px 0px;
}
ul.mainmenu li.production a{
	background-image: url("../image/mainmenu.png");
	background-position: -481px 0px;
}
ul.mainmenu li.promotion a{
	background-image: url("../image/mainmenu.png");
	background-position: -641px 0px;
}

ul.mainmenu li.seo a:hover{
	background-image: url("../image/mainmenu.png");
	background-position: 0 50px;
}
ul.mainmenu li.sem a:hover{
	background-image: url("../image/mainmenu.png");
	background-position: -161px 50px;
}
ul.mainmenu li.mobile a:hover{
	background-image: url("../image/mainmenu.png");
	background-position: -321px 50px;
}
ul.mainmenu li.production a:hover{
	background-image: url("../image/mainmenu.png");
	background-position: -481px 50px;
}
ul.mainmenu li.promotion a:hover{
	background-image: url("../image/mainmenu.png");
	background-position: -641px 50px;
}

/*pankuzu*/
p.pankuzu{
	margin-bottom: 15px;
	font-size: x-small;
}

/*contents*/
div#contents table.account{
	background-color: #F5F5F5;
	padding: 5px;
	border: 1px #CCCCCC solid;
}
div#contents table.account img{
	padding: 5px;
	width: 180px;
}
div#contents table.account th{
	width: 340px;
	text-align: left;
}
div#contents table.account td{
	font-size: x-small;
}


/*navigation*/
div#navigation div{
	margin: 5px 0 25px 0;
	border: 1px solid #CCCCCC;
	background-color: #F5F5F5;
	padding: 10px 9px;
	text-align: center;
}

/*footer*/
div#footer{
	clear: both;
	background: #E5E5E5 url("../image/background_footer.png") no-repeat top left;
	padding: 5px 0;
	text-align: center;
	font-size: x-small:
}
div#footer h3,
div#footer p{
	display:inline;
}
div#footer img{
	margin: 0 10px;
	vertical-align: middle;
}