body   {margin-left: 10%;margin-right: 10%;background-color: #ccffcc;}
h1     {margin:0 25%;background-image: url(back3.jpg);text-align: center;padding-bottom: 3px;padding-top: 7px;}
span.nen {float: right;}

div    {line-height:140%;}
div.im  {
width: 480px;
position:relative;
left:40%;
margin-left:-240px;
}

table  {border: solid 1px #336699;border-collapse: collapse;margin-left: 2em;}
td     {border: solid 1px #336699;padding-left: 1em;padding-right: 1em;}