.bg-service::before,.bg1::before,.bg2::before,.bg::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%}.bg,.bg-bfi,.bg-bod,.bg-management,.bg-qrPayment,.bg-service,.bg1,.bg2{position:relative}.bg::before{background:url('../images/bg/bg.png') center/cover no-repeat;opacity:.15}.bg-service::before{background:url('../images/bg/bg-service.png') center/100% 100% no-repeat;opacity:1}.bg-transparent{backdrop-filter:blur(4px)}.bg1::before{background:url('../images/bg/bg1.png') center/cover no-repeat;opacity:.4}.bg2::before{background:url('../images/bg/bg2.png') center/cover no-repeat;opacity:.1}.bg-bfi::before,.bg-bod::before,.bg-management::before,.bg-qrPayment::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;opacity:.12}.bg-bod::before{background:url('../images/bg/bg-bod.jpg') center/cover no-repeat fixed}.bg-management::before{background:url('../images/bg/bg-management.jpg') center/cover no-repeat fixed}.bg-bfi::before{background:url('../images/bg/bg-bfi.jpg') center/cover no-repeat fixed}.bg-qrPayment::before{background:url('../images/bg/bg-qrPayment.jpg') center/cover no-repeat}