body { padding: 50px; background: #fafafa;}
.system { position: relative; width: 1080px; height: 631px; background: url(../images/bg_system.png) no-repeat center 70px; font-family: dotum; font-size: 13px; color:#000;}
.system p { display: table; width: 318px; margin: 0 auto 60px; background: #fff;}
.system b { display: table-cell; vertical-align: middle; text-align: center; height: 68px; border: 1px solid #d3d3d3;}
.system em { display: block; font-weight: normal;}
.system span { position: absolute; right: 0; top:260px;display: table; width: 318px; height: 68px; background: #ededed;}
.system .depth3 strong { display: block; width: 318px; height: 48px; line-height: 48px;  border: 1px solid #d3d3d3; background: #ededed; text-align: center;}
.system .depth3 div { padding:18px 0 0; width: 318px; height: 128px;border: 1px solid #d3d3d3; border-top: none; background: #fff; text-align: center; line-height: 26px;}
.system .depth3 > li:nth-child(2) { padding: 44px 0 0;margin:0 auto; width: 318px;}
.system .depth3 > li:nth-child(1) { position: absolute; left: 0; bottom: 0;}
.system .depth3 > li:nth-child(3) { position: absolute; right: 0; bottom: 0;}