*{margin:0;}
html, body{background:#ffffff;background-repeat:no-repeat;background-size:100% 100%;height:100%;margin:0;padding:0;font-size:1vw;}
footer{clear:both;position:relative;}
img{-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-o-user-select:none;user-select:none;}