<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
<style>
input {
text-align: center;
}
::-webkit-input-placeholder {
text-align: center;
}
:-moz-placeholder {
text-align: center;
}
</style>
</head>
<body>
<form action="/form/submit" method="POST">
<input type="email" class="emailField" placeholder="info@w3docs.com" name="email" />
</form>
</body>
</html>