/*html,*/
/*body {*/
    /*display: flex;*/
    /*align-items: stretch;*/
    /*align-content: stretch;*/
    /*width: 100%;*/
    /*height: 100%;*/
    /*margin:0;*/
    /*padding:0;*/
    /*background: #fff;*/
/*}*/

#canvas {
    display: block;
    width: 100%;
    height: 100%;
    margin: 0 auto;
}