style.css

body {
	margin: 0;
}
.game_border {
	position: absolute;
	width: 100%;
	height: 100%;
	background: #89CFF0;
}
.game_canvas {
	position: relative;
	background: #F0FFFF;
	width: 95%;
	height: 90%;
	top: 5%; /* Pushes it down by 5% so it is centered */
	display: block;
	margin: 0 auto;
	overflow: hidden;
}

.score {
	position: relative;
	left: 20px;
	font-size: 40px;
}

.character {
	width: 60px;
	height: auto;
	position: absolute;
	left: 200px;
}

.wood {
	height: 60px;
	width: 350px;
	position: absolute;
	animation: move_wood 4s;
}

@keyframes move_wood {
	from{left: 200%;}
	to{left: -100%;}
}

.game_over {
	text-align: center;
	font-size: 50px;
	margin-top: 100px;
	display: none;
}

.play_again {
	display: block;
	margin: 0 auto;
	background: #89CFF0;
	border-radius: 40px;
	text-decoration: none;
	width: 250px;
	height: auto;
	font-size: 40px;
	border: yellow solid 2px;
	color: white;
	transition: 0.3s;
}

.play_again:hover {
	background: #FFF;
	color: black;
}