#contain {
  width: 98%;
  margin: 0 auto;
  padding: 20px 10px;
  background-color: #fff;
 }

#alpha {
  width: 800px;
  margin: 0;
  margin-left: 2px;
  padding: 0;
  float: left;
 }

div.cont_box_g {
  text-align: left;
  margin: 30px 0;
  margin-left:20px
 }

p.guid {
  margin: 10px 0;
  font-size: 17px;
  font-family: "メイリオ","Meiryo,serif";
 }