Login form not-completed

<!DOCTYPE html>
<html>
			<head>
						<meta charset = "UTF-8">
						<title><?php echo "TestPage"; ?></title>
						<link rel="stylesheet" href="style.css" type="text/css" />
			</head>
			<body>
						<div class="maindiv">
								<h1>Welcome Home</h1>
								<div class="divlogin">
										<h3>Please insert your data to login:</h3>
								    		 Username: <input type="text"> <br>
										 Password:  <input type="password"> <br>
										 <button type="submit" name="submit" action="submit">Login</button>
								 </div>
								 		<div class="divregister">
											<h3>Please insert your data to register:</h3>
									    		 Username:<input type="text"> <br>
											 Password:<input type="password"> <br>
											 E-mail:     <input type"Email"> <br>
											 <button type="login" name="submit" action="submit">Register</button>
								 </div>
						</div>
			</body>
</html>

//////////////////////////////////CSS//////////////////////////////////////////
body
{
	margin:0px 0;
	padding:0px 0;
}
.maindiv
{
margin-left:18%;
margin-top:50px;
background:#DDD;
border:1px solid;
width:800px;
height:330px;
padding:10px;
}
.maindiv h1
{
	text-align:center;
	text-decoration:underline;
}
.divlogin{
	border:1px solid;
	width:300px;
	height:200px;
	padding:10px;
}
button
{
	margin-left:30%;
}
.divregister
{
	border:1px solid;
	width:499px;
	margin-left:300px;
	margin-top:-202px;
	height:248px;
	padding:10px;
}
.divregister h3
{
	text-align:center;
}
input{
	margin:10px;
	margin-left:10px
}