.content{background-color:#fff;background-image:url(../img/tople.d00ff8d1.png),url(../img/botri.b6c00819.png);background-repeat:no-repeat,no-repeat;background-position:0 0,100% 100%;position:relative;height:calc(100vh - 151px);-webkit-box-shadow:0 4px 8px 0 rgba(209,212,218,.3);box-shadow:0 4px 8px 0 rgba(209,212,218,.3)}.ch-txt{padding:80px 0 0 40px}.ch-txt .tit-wel{font-size:24px;color:#444;font-weight:400;margin-bottom:24px}.ch-txt .main-txt{width:610px}.ch-txt .main-txt .content-fir{font-size:14px;color:#666;line-height:28px;margin-bottom:24px}>ch-txt .main-txt .content-sed{font-size:14px;color:#666;margin-bottom:8px}.content-sed .bl{color:#3369e7;font-weight:600;font-size:16px}.content .bt-neu{position:absolute;bottom:20px;left:40px}