/*レイアウト用*/
body{

background-color:#666666;
}
.contents{
width: 800px;
margin:5px; auto;
background-color: #000000;
padding: 10px;

border: solid 1px #ff4500;
position: relative;
}
h1{
text-align: center;
}
.nav{
padding: 0px;
width: 820px;
position: absolute;
top: 90px;
left: 0px;
right: 0px;
border-bottom: solid 1px #ff4500;
border-top: solid 1px #ff4500;
}
.nav p{
width: 100px; 
float: left;
text-align: center;
background-color: #000000; 
line-height: 1.5em;
border-right: solid 1px #ff4500;
}
.nav p a  {
display: block;
width: 100px;
}