.top-zone{background:0 0;height:auto}.mock-navigation{position:absolute;top:0;width:100%;height:70px;border-bottom:1px solid #d9d9d9;z-index:0}.help-contents{margin:26px auto;border:1px solid #e3e3e3;padding:22px;width:70%}.question{line-height:16px;padding-bottom:12px;border-bottom:1px dashed #d9d9d9;margin-bottom:12px}.answer{color:#999;margin-bottom:16px;position:relative}.list{padding-right:5px}.answer .heading{position:absolute;top:2px;left:0;width:20px;height:20px}.answer .contents{padding-left:20px;line-height:1.8em}