body {
    background-image: url(../Images/oilrig_tube_01-min.png);
}

@media (min-width: 1400px) {
  ol {
    margin: 0;
    padding: 0;
  }
  
  ol li {
      margin: 0;
      padding: 0;
      font-size: medium;
      list-style: none;
      width: 100%;
  }
  
  #main {
    margin-top: 1%;
    overflow: hidden;
    margin: 16px;
    color: rgb(0, 0, 0);
  }
  
  #pravy, #levy{
    background-color: rgba(255, 255, 255, 0.74);
    padding: 10px;
    width: 47%;
    border-radius: 10px;
  
  }
  
  #levy {
    float: left;
    margin-right: 1.5%;
  }
  
  #pravy {
    float: right;
    margin-left: 1.5%;
  }
  strong {
    font-size: 115%;
    color: rgb(185, 32, 83);
  }
}

@media (max-width: 1400px) {

  ol {
    margin: 0;
    padding: 0;
  }
  
  ol li {
    margin: 0;
    padding: 0;
    font-size: medium;
    list-style: none;
    width: 100%;
  }
  
  #main {
  margin-top: 1%;
  overflow: hidden;
  margin: 16px;
  color: rgb(0, 0, 0);
  }
  
  #pravy, #levy{
    background-color: rgba(255, 255, 255, 0.74);
    padding: 10px;
    border-radius: 10px;
  }
  
  #levy {
    margin-bottom: 10px;
  }
  
  strong {
    font-size: 115%;
    color: rgb(185, 32, 83);
  }
}

#mainNadpis {
  color: black;
  font-size: x-large;
}

#nadpis {
  color: rgb(185, 29, 29);
  font-size: larger;
}

#podnadpis {
  color: black  ;
  font-size: medium;
}

#name {
  font-size: 130%;
  color: rgb(0, 100, 255);
}

#disclaimer {
  margin-top: 0;
  margin-bottom: 0;
}

#pravy h3{
  margin-bottom: 0;
}

a {
  color: rgb(185, 32, 83);
  text-decoration: none;
}