<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>Calculator</title>
		<link rel="stylesheet" type="text/css" href="style/theme.css"/>
		<script type="text/javascript" src="js/app.js"></script>
	</head>
	<body>
	</body>
</html>

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>Calculator</title>
		<link rel="stylesheet" type="text/css" href="style/theme.css"/>
		<script type="text/javascript" src="js/app.js"></script>
	</head>
	<body>
		<div class="help">
			Here will have some help...
		</div>
		<div class="calculator">
			<div class="display">
			</div>
			<div class="panel">
				<button id="C">C</button>
				<button id="CE">C</button>
				<button id="num_0">0</button>
				<button id="num_1">1</button>
				<button id="num_2">2</button>
				<button id="num_3">3</button>
				<button id="num_4">4</button>
				<button id="num_5">5</button>
				<button id="num_6">6</button>
				<button id="num_7">7</button>
				<button id="num_8">8</button>
				<button id="num_9">9</button>
				<button id="add">+</button>
				<button id="sub">-</button>
				<button id="mul">*</button>
				<button id="div">/</button>
				<button id="exp">e</button>
				<button id="exp">=</button>
			</div>
		</div>
	</body>
</html>

Add first HTML calc structure version
Add first HTML calc structure version
