#paper-container{position:absolute;inset:0;overflow:scroll}#logo{position:absolute;bottom:20px;right:20px;background-color:#fff;border:1px solid #d3d3d3;padding:5px;box-shadow:2px 2px 2px 1px #0000004d}button{width:100px;position:absolute}#add-port{top:10px;left:10px}#remove-port{top:10px;left:120px}