JSFiddle - React, Tailwind, and code Playground

HTML

<form action="#" method="post">
        <table>
        <tr>
            <td>
<!--            <input id="submit-box" type="text" name="email" value="$email" />-->
                <input id="submit-box" type="text" name="email" value="Email Address" onblur="if(this.value == '') { this.value = 'Email Address'; }" onfocus="if(this.value == 'Email Address') { this.value = ''; }" /><input id="submit-button" type="submit" class="submit" value="Submit" />
            </td>
  </tr>
        </table>
    </form>

CSS

#submit-box {
    color: #4C4C4C;
    width: 303px;
    height: 30px !important;
    font-size: 15px;
    padding-left: 7px;
    padding-right: 7px;
    vertical-align: top;
    margin-bottom: 2px;
    margin-left: 4px;
    border: 1px solid #D3D3D3;
}

#submit-box:focus {
    outline: none;
}

#submit-button {
    color: #fff;
    font-family: "Segoe UI Semibold", "Segoe UI", "Trebuchet MS", Tahoma, Arial, sans-serif;
    font-size: 13px;
    letter-spacing: 1px;
    font-weight: normal;
    background-color: #2B2B2B;
    border: 1px solid #CCCCCC;
    line-height: 1;
    margin-left: 5px;
    height: 32px;    
    width: 82px;
    padding-bottom: 3px;
    margin-bottom: 2px;
}

#submit-button:hover {
    background-color: #303030;
}