3.6 - CSS Theme setup add it and widths

[mervb]

Implement some settings for theme setup

e.g.

.epl-post-type-archive #sidebar,
.epl-single-listing #sidebar{
display: none;
}
.epl-single-default,
.epl-archive-default {
max-width: 1155px;
margin: 0 auto;
margin-top: 2em;
}
@media screen and ( max-width: 1155px ) {
.epl-single-default,
.epl-archive-default {
padding-left: 1em;
padding-right: 1em;
}
}