#wrapper-01 { background-color: #fff; width: 950px; height: auto; margin: 20px auto 100px; border: solid 1px #8069b0; }
.contents-board-750 { width: 750px; margin-right: auto; margin-left: auto; }
.contents-board-550 { margin-right: auto; margin-left: auto; width: 550px; }
.left-board-360 { text-align: right; width: 360px; height: auto; float: left; }
.right-board-360 { width: 360px; height: auto; float: right; }
.left-board-240 { text-align: justify; width: 240px; height: auto; float: left; }
.center-board-240 { text-align: justify; width: 240px; height: auto; margin-right: auto; margin-left: auto; }
.right-board-240 { text-align: justify; width: 240px; height: auto; float: right; }