.contract-modal{position:absolute;width:100%;height:500px;overflow:scroll;background:rgba(139,148,171,.7);padding:20px 0 0;z-index:900}.contract-modal .contract-detail{margin:0 auto;max-width:96%;height:auto}.contract-btns{height:50px;background-color:#fff;text-align:center;padding-bottom:44px;padding-top:10px}#mycanvas{min-height:50vh;background:#fff}canvas{margin:0 auto;display:block;border-bottom:2px solid #aaa}.close-btn{position:absolute;right:15%;width:26px;height:26px;z-index:999;background-color:#666;border-radius:50%;cursor:pointer}