/* fullscreen */
html {
    height:100%;
}
body {
    height:100%;
    margin: 0px;
    overflow:hidden; /* disable scrollbars */
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0); /* remove highlight on tab for iOS/Android */
}
/* fix for scroll bars on webkit & >=Mac OS X Lion */
::-webkit-scrollbar {
    background-color: rgba(0,0,0,0.5);
    width: 0.75em;
}
::-webkit-scrollbar-thumb {
    background-color:  rgba(255,255,255,0.5);
}