JSFiddle - React, Tailwind, and code Playground

HTML

<div style="" id="login_inline">
    <form accept-charset="utf-8" action="/users/login" method="post" id="UserLoginForm">
    <div style="display:none;">
        <input type="hidden" value="POST" name="_method">
    </div>
    <input type="text" id="UserDummyEmail" tabindex="1" value="Email" name="data[User][dummyEmail]" style="display: block;">
    <input type="text" id="UserDummyPassword" tabindex="2" value="Password" name="data[User][dummyPassword]" style="display: block;">
    <input type="text" id="UserEmail" maxlength="255" tabindex="3" name="data[User][email]">
    <input type="password" id="UserPassword" tabindex="4" name="data[User][password]">
    <div class="submit">
        <input type="submit" value="Login">
    </div>
    </form>
</div>

CSS

#login_inline {
position:absolute;
right:10px;
top:30px;
width:420px;
}

.submit {
display:inline;
position:absolute;
left:360px;
}

#UserPassword {
position:absolute;
left: 185px;
}

#UserDummyPassword {
position:absolute;
left:185px;
z-index:1;
color:gray;
}

#UserDummyEmail {
position:absolute;
left:10px;
z-index:1;
color:gray;
}

#UserEmail {
position:absolute;
left:10px;
}