header{
text-align:right;
margin: 0px;
padding: 1px;
padding-bottom: 5px;
padding-right:1.4%;
  width:100%;
  height:100%;
  background:linear-gradient(to right bottom, aquamarine 0%, white 45%, white 60%, darkred 100%);
}
header p{
margin: 0;
}
header h3{
text-align:left;
padding-left:1%;
}
header h1{
text-align:center;
font-size: 40px;
}
header h5{ display:inline;
text-align:right;

}

footer{
width:100%;
padding:5px;
background-color:lightcyan;
border-top: 2px solid black;
margin-left:5px;
margin-right:0px;
text-align:right;
clear:both;
}
footer a{
margin-left:10px;
text-align:right;
clear:both;
}
footer p:after{
content:"Site manager: Ryo Kishida";
margin-left:10px;
}

#menu{
width:200px;
height:650px;
float:left;
}
iframe{
background-color:white;
width:160px;
height:100%;   
}