body {
	background-color: #181818;
	font-family: 'Poppins', sans-serif;
	color: #fff;
}

h1 {
	font-weight: bold;
}

.content {
	width: 600px;
	margin: 200px auto auto auto;
}

#songs ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

#songs li {
	display: flex;
	justify-content: space-between;
	padding: 14px 12px;
	width: 100%;
	border-bottom: 1px solid #282828;
	font-size: 16px;
}

#songs li:hover {
	background-color: rgba(255, 255, 255, 0.1);
}

#songs-first-half li:first-child {
	border-top: 1px solid #282828;
}

.song-artist {
	color: #b3b3b3;
}

#toggle-button {
	padding: 11px 31px;
	margin: 20px 0;
	border: 1px solid #b3b3b3;
	border-radius: 31px;
	font-size: 12px;
	color: #e6e6e6;
	text-transform: uppercase;
	background: transparent;
}

#toggle-button:hover {
	font-weight: bold;
	font-size: 13px;
	color: #fff;
	border-color: #fff;
}

#toggle-button:focus {
	outline: none;
}

#toggle-button:active {
	border-color: #838383;
	font-weight: normal;
	font-size: 12px;
	color: #ccc;
}

/* Problem 3.1 */

.hidden {
    display: none;
}