.b-top-announce,
.header__menu,
.header__level:first-child,
.layout__content_sidebar,
.layout__content_footer,
.b-article__action,
footer, .h-weather, .h-currency { display:none;}

.layout {
    width: 800px;
}

.layout__content_main {
    width: auto;
    float: none;
}

.b-article h1 {
    padding-top: 10px;
}