.b-c{background:#fff;padding:0 0 60px}.b-c img{width:100%;display:block}.b-c-btn{background:#fff;box-shadow:0 -1px 0 0 #e8eaf0;position:fixed;left:0;right:0;bottom:0;height:83px}.b-c-btn div{margin:17.5px 20px 20px;height:48px;background-image:linear-gradient(-45deg,#db2400,#ff7136);border-radius:24px;font-size:18px;color:#fff;text-align:center;line-height:48px;font-weight:700}