:root{font-family:sans-serif}canvas{position:fixed;top:0;left:0}#content{text-align:center;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff}#save-btn,#increment-btn{color:#fff;border:0px;border-radius:5px;height:40px;width:80px}#save-btn{background-color:red}#save-btn:hover{background-color:tomato}#increment-btn{background-color:green}#increment-btn:hover{background-color:#9acd32}