#maingazo{
    margin-top: 50px;
    text-align: center;

    }

.box2{
    width: 640px;
     float: left;
        }

.box2a{
    width: 640px;
    font-size: 30pt;
	text-align:left;
     margin-top: 20px;
     float: left;
        }

.box2b{
     width: 640px;
     margin-top: 15px;
	text-align:left;
     float: left;
                }

.box3a{
    width: 560px;
    margin-top: 20px;
	margin-right: 80px;
	text-align:right;
}

.box3a_hidari{
    width: 560px;
    margin-top: 20px;
	margin-left: 80px;
	text-align:left;

}