.art-sheet {
    background: rgba(249, 250, 251, 0.7);
    border: 3px solid rgba(0, 31, 122, 0.7);
}

.art-hmenu a, .art-hmenu a:link, .art-hmenu a:visited, .art-hmenu a.active, .art-hmenu a:hover {
    font-size: 18px;
}

.art-hmenu li a {
    height: 50px !important;
    line-height: 50px !important;
}
.art-content-layout .art-sidebar1 {
    margin: 0 auto;
  visibility:hidden;
    width: 0;
}