.nadpis {
    font-size: 15pt;
    color: white;
    padding: 4px 8px;
    margin: 5px 0px 13px 0px;
    text-align: left;
    background: #000000;
}

@media only screen and (-webkit-min-device-pixel-ratio: 1.5), only screen and (-o-min-device-pixel-ratio: 3/2), only screen and (min--moz-device-pixel-ratio: 1.5), only screen and (min-device-pixel-ratio: 1.5) {

  html,
  body {
    width: 100%;
    overflow-x: hidden;
  }

}