* { margin : 0 ; padding : 0 ; }
body {
  color: #333333;
  width : 100% ;
  background-color: #ccffcc;
  background-image: url(img/tsuta_r.gif);
  background-repeat: repeat-y;
  background-position: right top
} 
#alpha_header { margin: 0 auto; width : 100% ; background-color: #228B22; }
#alpha_body { margin: 0 auto; width : 780px ;  background-color: #ffffff; }
#alpha_navigation { float : left ; width : 150px ; background-color: #ffffff; }
#alpha_contents { float : left ; width : 630px ; line-height : 1.5 ; text-align:left; }
#alpha_footer { margin: 0 auto;  width : 100% ; clear : both ; background-color:#228B22 ; text-align:center; }


.contents p{margin:1em 0;}
li {list-style:none;}
h1{padding-left:20px;}





#mynavi{padding:1em 0 2em 1em;border:0px solid #fff;}
#mymain{padding:1em;border-left:1px solid #fff;}