html,body{
    min-width:100%;
    min-height: 100%;
    padding: 0px;
    margin: 0px;
    /*max-height: 100%;*/
   /* overflow: hidden;*/
    touch-action: none;
    -ms-touch-action: none;
}
body {
    margin: 0px 0px 0px 0px; /* the extra 1px allows the iOS inner/outer check to work */
    background: #000;
}
canvas {
     /*margin: 0px 0px 0px 0px;*/
     /*
    padding-left:0;
    padding-right:0;
    margin-left:auto;
    margin-right:auto;
    left:0px;
    right:0px;
    */
    touch-action-delay: none;
    touch-action: none;
    -ms-touch-action: none;
    /*position: absolute;*/
}