html, body {
height : 100%; width: 100%;
margin : 0;
overflow: hidden;
cursor : default;
font-family: arial;
font-size: 11px;
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
ul, li {
margin : 0;
padding : 0;
list-style-type: none;
}