.entry .post-meta span, .entry .post-meta a {color: #000; text-decoration: none; font-family: Helvetica, Arial, sans-serif; font-style: normal;
display: none;
}

Solution - 1

it is not good to hide to this using css , can you share page.php

Solution - 2

You can use: .page .post-meta { display: none; }