body {
	display: flex;
	flex-direction: column;
	margin: 0;
	background-color: #f2f3f7;
}

button {
	border: none;
	height: 35px;
	min-width: 140px;
	padding: 0 20px;
	background-color: #00a4ff;
	color: #fff;
	font-size: 14px;
	line-height: 35px;
	text-align: center;
	display: inline-block;
	cursor: pointer;
	outline: 0;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}

#startbtn {
	margin: 30px auto;
}

.topshow {
	color: #555;
	font-size: 22px;
	text-align: center;
	font-weight: 900;
	margin: 30px 0;
}

#chess {
	width: 95%;
	max-width: 480px;
	position: relative;
	margin: 0px auto;
}

#canvas {
	width: 100%;
	position: relative;
	background-color: #f8e8b7;
	display: block;
}

#newpos {
	position: absolute;
	width: 5%;
	height: 5%;
}

p {
	font-size: 12px !important;
	width: 95%;
	max-width: 480px;
	margin: 10px auto;
	line-height: 25px;
	color: #898989;
}