nav{
border-bottom: 1px solid #ccc;
text-align: left;
}
nav ul{
display: table;
margin: 0 auto;
padding: 0;
width: 80%;
text-align: center;
white-space: nowrap;
}
nav ul li{
display: table-cell;
min-width: 50px;
border-right: 1px solid #ccc;
}
nav ul li:first-child{
border-left: 1px solid #ccc;
}
nav ul li a{
display: block;
width: 100%;
padding: 10px 0;
text-decoration: none;
color: #aaa;
}
nav ul li a:hover{
background-color:#F8E750;
border-bottom: 5px solid #F8E750;
}
nav ul li.current{
font-weight: bold;
}
nav ul li.current a{
border-bottom: 5px solid #00B0F0;
color: #00B0F0;
}

.headerlink {
	background: url(/themes/hirosegawa/images/mhc_cube2.jpg) left no-repeat ;
	width: 500px;
	margin: 0;
	padding: 0;
	vertical-align:bottom;
	text-align: left;
}