*{margin:0;padding:0;}.top-bar{background:#333;color:#fff;padding:0.25rem;display:flex;flex-wrap:wrap;justify-content:center;align-content:center;}.top-bar-item{margin:0 2rem;}.btn{background:coral;color:#fff;border:none;outline:none;cursor:pointer;padding:0.5rem 0.5rem;flex:1 1 1rem;margin:0.25rem;max-width:10rem;}.btn:hover,.btn:focus{opacity:0.8;}.page-info{padding-top:0.625rem;}#pg-num{width:3.5rem;}.error{background:orangered;color:#fff;padding:1rem;}body{background:#555;}#doc-container{background:#555;display:flex;flex-wrap:nowrap;overflow:scroll;}.canvas-wrapper{flex:0 0 50vw;}.canvas-wrapper:nth-child(2n + 1){text-align:end;}