* {
	margin: 0;
}

body {
	background-color: lightgray;
}

ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #333;
}

li {
    float: left;
}

li a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

li a:hover {
    background-color: #111;
}

@keyframes rainbow {
	 0% {
		background-color: purple;
	}
	 16.66% {
		background-color: red;
	}
	 33.33% {
		background-color: orange;
	}
	 49.99% {
		background-color: yellow;
	} 
	 66.66% {
		background-color: green;
	}
	 83.33% {
		background-color: blue;
	}
	100% {
		background-color: purple;
	}
}
a.rainbow_link:hover {
	animation-name: rainbow;
	animation-duration: 1750ms;
	animation-timing-function: linear;
	animation-delay: 0ms;
	animation-iteration-count: infinite;
	animation-direction: forwards;
	animation-fill-mode: forwards;
}

video {
	display: block;
	float: left;
	width: 500px;
	height: 500px;
	margin-right: 15px;
}

.page_content {
	width: 80%;
	height: 100%;
	display: block;
	margin-right: auto;
	margin-left: auto;
	margin-bottom: 50px;
}
.indent {
	text-indent: 50px;
}
.current {
	background-color: #111;
}
::selection {
	background-color: black;
	color: white;
}