.un_first_introTxt{line-height:2.6;margin-bottom:60px}.un_first_reason{margin-bottom:80px}.un_first_reason_item{display:flex;align-items:flex-start;gap:35px;padding:30px;border-radius:10px;margin-bottom:20px}.un_first_reason_item_inner{padding-top:10px}.un_first_reason_item dt{font-size:2rem;margin-bottom:20px;display:flex;align-items:end;gap:20px}.un_first_reason_item dd{line-height:2.6}.un_first_reason_item:nth-child(1){background-color:#f0f9fa}.un_first_reason_item:nth-child(1) dt{color:#69c3c8}.un_first_reason_item:nth-child(2){background-color:#fef6f6}.un_first_reason_item:nth-child(2) dt{color:#f0a0a5}.un_first_reason_item:nth-child(3){background-color:#f2f7eb}.un_first_reason_item:nth-child(3) dt{color:#78af32}.un_first_reason_item:last-child{margin-bottom:0}@media screen and (max-width: 768px){.un_first_reason_item{flex-direction:column;gap:20px;padding:20px}.un_first_reason_item_inner{padding-top:0}.un_first_reason_item_inner dt{font-size:1.8rem;gap:15px;margin-bottom:5px;align-items:center}}.un_first_flow_item{display:flex;border:2px solid #69c3c8;margin-bottom:40px;border-radius:10px;position:relative}.un_first_flow_item::before{content:"";display:block;border-top:20px solid #69c3c8;border-right:15px solid rgba(0,0,0,0);border-left:15px solid rgba(0,0,0,0);position:absolute;left:50%;bottom:-20px;transform:translateX(-50%)}.un_first_flow_item::after{content:"";display:block;border-top:20px solid #fff;border-right:15px solid rgba(0,0,0,0);border-left:15px solid rgba(0,0,0,0);position:absolute;left:50%;bottom:-17px;transform:translateX(-50%)}.un_first_flow_item:last-child{margin-bottom:0}.un_first_flow_item:last-child::before{display:none}.un_first_flow_item:last-child::after{display:none}.un_first_flow_item dt{background-color:#69c3c8;color:#fff;display:flex;flex-direction:column;align-items:center;padding:20px;flex-shrink:0;width:120px;font-size:2rem;gap:10px}.un_first_flow_item dd{line-height:2.2;padding:20px 30px}.un_first_flow_item dd b{font-size:1.8rem;color:#ff8232}@media screen and (max-width: 768px){.un_first_flow_item{display:block}.un_first_flow_item dt{width:auto;padding:10px;font-size:1.8rem;flex-direction:row;justify-content:center}.un_first_flow_item dt img{width:40px}.un_first_flow_item dd{padding:10px 15px}.un_first_flow_item dd b{font-size:1.6rem}}