.board{max-width:714px;width:calc(100% - 60px);padding:68px 88px 88px}@media only screen and (max-width:800px),(max-device-width:800px){.board{padding:25px 20px 20px}}@media only screen and (max-width:800px),(max-device-width:800px){.board label{font-size:13px}}.board h1{font-size:34px;line-height:56px;text-align:left;padding-top:37px;padding-bottom:43px}@media only screen and (max-width:800px),(max-device-width:800px){.board h1{font-size:21px;line-height:34px}}.board article{padding-top:0;padding-bottom:0}.board article img{max-width:100%;height:auto}.board article h2{margin:65px 0 20px;font-size:30px;line-height:50px}@media only screen and (max-width:800px),(max-device-width:800px){.board article h2{margin:40px 0 15px;font-size:15px}}.board article p{font-size:15px;line-height:36px}@media only screen and (max-width:800px),(max-device-width:800px){.board article p{font-size:11px;line-height:22px}}.board .sns{height:91px;background:#eee;margin:20px auto 0;display:-webkit-flex;-webkit-align-items:center;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;border-radius:5px;-ms-flex-pack:justify;justify-content:space-between;padding:0 40px}@media only screen and (max-width:800px),(max-device-width:800px){.board .sns{-ms-flex-wrap:wrap;flex-wrap:wrap;padding:15px 20px}}.board .sns p{font-size:14px;color:#1a1a1a;margin-bottom:0;line-height:1;margin-right:35px}@media only screen and (max-width:1000px),(max-device-width:1000px){.board .sns p{display:none}}.board .sns div{height:20px;display:-ms-flexbox;display:flex;margin-right:0}.board .sns div:last-child{margin-right:0}.board .back_to_top_round{background:#0068b7;color:#fff;-webkit-display:flex;-webkit-justify-content:center;-webkit-align-items:center;display:-ms-flexbox;display:flex;-ms-flex-pack:center;justify-content:center;-ms-flex-align:center;align-items:center;font-size:18px;line-height:1em;letter-spacing:.05em;margin-top:46px;height:60px;border-radius:30px}@media only screen and (max-width:910px),(max-device-width:910px){.board .back_to_top_round{margin-top:23px;font-size:11px;height:40px}}.board .back_to_top_round>img{margin-left:15px}@media only screen and (max-width:910px),(max-device-width:910px){.board .back_to_top_round>img{width:12px;height:auto;margin-left:6px}}.bottom_nav{display:none}.back_to_top{margin-top:0}