html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%
	color: #ffffff;
}

body {
    display: -webkit-flex;
     display: -ms-flexbox;
            display: flex;
    
    -webkit-align-items: center;
      -webkit-box-align: center;
	     -ms-flex-align: center;
	        align-items: center;
    
    justify-content: center;
}