.app-c-exchange-role{width:80vw;padding-top:40px;color:#d2b190}.app-c-exchange-role .list-box{height:40vh;min-height:240px;max-height:80vh;overflow-y:auto}.app-c-exchange-role .role-item{margin:8px;padding:16px 0;text-align:center;border:1px solid #d2b190;border-radius:8px}