body {
	background-color: #F9F9F9;
	font-family: 'Roboto', sans-serif;
}
img {
	max-width:100%;
	max-height:100%;
}
.red {
	color: #FF0000;
}
.blue {
	color:#0000FF;
}
.page {
	background: #fff;
	border-radius: 2px;
	display: block;
	float: left;
	margin: 3rem;
	position: relative;
	width: calc(100% - 110px);
	box-shadow: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23);
	padding-left: 20px;
	padding-top: 20px;
}
.page > * {
    padding-right: 40px;
}
.box {
	border: 1px solid black;
	width: 550px;
	margin-left: 50px;
	margin-top: 20px;
	padding-top:10px;
}
@keyframes fadeaway {
    from {
		background-color: #6688FF;
	}
    to {
		background-color: transparent;
	}
}
.key:target {
	animation-name: fadeaway;
    animation-duration: 3s; 
}
#backtotop:hover {
	opacity:1;
}
#backtotop {
	cursor: pointer;
	text-decoration: none;
	width: 120px;
	text-align: center;
	background-color: #4285f4;
    color: #fff;
    height: 32px;
    line-height: 32px;
    border-radius: 2px;
	font-size: 14px;
	transition: box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    transition-delay: 0.2s;
    box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.26);
	position: fixed;
	z-index: 1;
	bottom: 25px;
	right: 25px;
	opacity: 0.5;
}
table, th, td {
    border: 1px solid black;
}
table {
    border-collapse: collapse;
}
li li li ul {
  list-style-type: circle;
}
li li li li ul {
  list-style-type: initial;
}