InigoValentin/app/views/application_mailer/message_email.html.erb

<div>
    New message recieved on the website:
    <ul>
        <li>
            <span>
                From:
            </span>
            <%= @message.sender_name %>
        </li>
        <li>
            <span>
                eMail:
            </span>
            <%= @message.sender_email %>
        </li>
        <li>
            <span>
                Time:
            </span>
            <%= @message.dtime %>
        </li>
    </ul>
</div>
<pre>
    <%= @message.text %>
</pre>