html {
    height: 100%;
    margin: 0;
    overflow: hidden;
    -moz-user-select: none;
    -webkit-user-select: none;
    user-select: none;
}
body {
	height: 100%;
    margin: 0;
    padding:0;
	/* background: #f7f7f7; */
    font-family:Arial, Helvetica, sans-serif;
    overflow: hidden;
}
p {
    font-size: 17px;
}
.aligncenter {
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    margin:40px auto;
    z-index:2;
    cursor:pointer;
    pointer-events: none;
    width: 55%;

}
.aligncentertop {
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    margin: 40px auto;
    z-index:1;
    pointer-events:visible;
    cursor: pointer;
    transform-origin: center center;
    width: 55%;
}