CSS

remove Author and Comments from posts:

.blog-author,
.blog-date {
display: none;
}

.innerpage-whitebox {
padding: 0 1em;
border-radius: 10px;
margin-bottom: 10px;
min-height: 300px;
}

.posted-on,
.comments-link,
.posted-by,
.cat-links {
display: none;
}