<html>
<head>
<link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.4.0/css/font-awesome.min.css" rel="stylesheet"></link>
<script src='https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js'></script>
<style>
.subscribe{ width:100%; margin: 0 auto; margin-top: 8px; margin-bottom: 2%; font-family: sans-serif;}
.sub-form{ background:#f0f0f0; padding:6% 4%;}
.enter-email[type="email"]{width: 100%; background: #fff; margin-bottom: 3%; border: 1px solid #1d9c73; padding: 2%; font-size: 150%; color: #1d9c73; outline: none; border-radius: 4px;}
</style>
</head>
<body>
<div class="subscribe">
<form class="sub-form">
<input class="enter-email" type="email" placeholder="Enter Your Email Here..." /></input>
</form></div>
</body>
</html>
<head>
<link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.4.0/css/font-awesome.min.css" rel="stylesheet"></link>
<script src='https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js'></script>
<style>
.subscribe{ width:100%; margin: 0 auto; margin-top: 8px; margin-bottom: 2%; font-family: sans-serif;}
.sub-form{ background:#f0f0f0; padding:6% 4%;}
.enter-email[type="email"]{width: 100%; background: #fff; margin-bottom: 3%; border: 1px solid #1d9c73; padding: 2%; font-size: 150%; color: #1d9c73; outline: none; border-radius: 4px;}
</style>
</head>
<body>
<div class="subscribe">
<form class="sub-form">
<input class="enter-email" type="email" placeholder="Enter Your Email Here..." /></input>
</form></div>
</body>
</html>