body {
    font-family: sans-serif;
}
h1, h2, h3, h4, p {
    padding: 0px;
    margin: 0px;
}
.hover {
	background-color: yellow;
	cursor:pointer;
}
.back {
    background-color: white;
    border: solid black;
    border-width: 0px 0px 1px 1px;
    position: absolute;
    padding: 5px;
    top: 0px;
    right: 0px;
    font-size: 12pt;
    z-index: 8888;
}