.menu a:hover {
    background-color: #0486BF;
  	color: #ffffff;
}
body {
    background: #F2FBFE url("http://mtsopot2017.syskonf.pl/conf-data/MTSopot2017/images/design_bg_page.jpg") repeat fixed center top;
background-size: cover;
}
.headerContainer .smallColumn {
    width: 280px;
    background: none;
    line-height: 1.5;
    padding: 10px 30px 5px 30px;
}