* {
    box-sizing: border-box;
  }

  body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: lightblue;
  }

  .page>* {
    display: flex;
    justify-content: center;
  }

  a.divLink {
    position: absolute;
    width: 100%;
    height: 100%;
    justify-content: center;
    align-items: center;
    display: flex;
  }

  header {
    align-items: center;
    font-size: 42px;
    background-image: url("../img/backgroundHeaderSpace2.jpg");
    background-size: 100%;
    color: lightblue;
    font-family: 'PT Sans Narrow', sans-serif;
    height: 175px;
    border: 3px solid black;
    text-shadow: 1px 1px 1px lightblue;
    max-width: 85%;
    margin: 0 auto;
  }

  .row-menu {
    font-family: 'PT Sans Narrow', sans-serif;
    font-weight: bold;
    font-size: 28px;
  }

  .row-menu a {
    color: black;
    text-decoration: none;
  }

  .menu1 {
    position: relative;
    background-image: linear-gradient(-360deg, red, yellow);
    width: 20%;
    height: 50px;
    border-bottom: 3px solid black;
    border-left: 3px solid black;
    text-shadow: 2px 2px 5px red;
  }

  .menu1Alt {
    position: relative;
    background-color: hsl(0, 100%, 30%);
    color: white;
    width: 20%;
    height: 50px;
    border-bottom: 3px solid white;
    border-left: 3px solid black;
    text-shadow: 2px 2px 5px red;
    text-decoration: underline;
  }

  .menu1:hover {
    background-color: hsl(0, 100%, 30%);
  }

  .menu1:hover a {
    color: black;
    text-decoration: underline;
    background-color: hsl(0, 100%, 30%);
  }

  .menu2 {
    position: relative;
    background-image: linear-gradient(-360deg, blue, lightgreen);
    width: 20%;
    height: 50px;
    border-bottom: 3px solid black;
    border-left: 3px solid black;
    text-shadow: 2px 2px 5px blue;
  }

  .menu2Alt {
    position: relative;
    background-color: hsl(240, 100%, 30%);
    color: white;
    width: 20%;
    height: 50px;
    border-bottom: 3px solid white;
    border-left: 3px solid black;
    text-shadow: 2px 2px 5px blue;
    text-decoration: underline;
  }

  .menu2:hover {
    color: black;
    text-decoration: underline;
    background-color: hsl(240, 100%, 30%);
  }

  .menu2:hover a {
    color: black;
    text-decoration: underline;
    background-color: hsl(240, 100%, 30%);
  }

  .menu3 {
    position: relative;
    background-image: linear-gradient(-360deg, green, orange);
    width: 20%;
    height: 50px;
    border-bottom: 3px solid black;
    border-left: 3px solid black;
    text-shadow: 2px 2px 5px green;
  }

  .menu3Alt {
    position: relative;
    background-color: hsl(120, 100%, 30%);
    color: white;
    width: 20%;
    height: 50px;
    border-bottom: 3px solid white;
    border-left: 3px solid black;
    text-shadow: 2px 2px 5px green;
    text-decoration: underline;
  }

  .menu3:hover {
    color: black;
    text-decoration: underline;
    background-color: hsl(120, 100%, 30%);
  }

  .menu3:hover a {
    color: black;
    text-decoration: underline;
  }

  .menu4 {
    position: relative;
    background-image: linear-gradient(-360deg, purple, gray);
    width: 20%;
    height: 50px;
    border-bottom: 3px solid black;
    border-left: 3px solid black;
    text-shadow: 2px 2px 5px purple;
  }

  .menu4Alt {
    position: relative;
    background-color: hsl(300, 100%, 30%);
    color: white;
    width: 20%;
    height: 50px;
    border-bottom: 3px solid white;
    border-left: 3px solid black;
    text-shadow: 2px 2px 5px purple;
    text-decoration: underline;
  }

  .menu4:hover {
    color: black;
    text-decoration: underline;
    background-color: hsl(300, 100%, 30%);
  }

  .menu4:hover a {
    color: black;
    text-decoration: underline;
  }

  .menu5 {
    position: relative;
    background-image: linear-gradient(-360deg, yellow, aqua);
    width: 20%;
    height: 50px;
    border-bottom: 3px solid black;
    border-left: 3px solid black;
    border-right: 3px solid black;
    text-shadow: 2px 2px 5px yellowgreen;
  }

  .menu5Alt {
    position: relative;
    background-color: hsl(60, 100%, 30%);
    color: white;
    width: 20%;
    height: 50px;
    border-bottom: 3px solid white;
    border-left: 3px solid black;
    text-shadow: 2px 2px 5px yellowgreen;
    text-decoration: underline;
  }

  .menu5:hover {
    color: black;
    text-decoration: underline;
    background-color: hsl(60, 100%, 30%);
  }

  .menu5:hover a {
    color: black;
    text-decoration: underline;
  }

  .main-content {
    background-image: url("../img/backgroundHeaderWood.jpg");
    border-left: 3px solid black;
    width: 80%;
    min-height: 800px;
  }

  .side-bar {
    background-image: linear-gradient(-360deg, white, gray);
    border-right: 3px solid black;
    border-left: 3px solid black;
    width: 20%;
  }

  footer {
    background-color: black;
    color: white;
    align-items: center;
    height: 75px;
    font-weight: bold;
    border: 2px solid red;
    max-width: 85%;
    margin: 0 auto;
    display: flex;
    justify-content: center;
  }

  .row-menu, .row-1 {
    display: flex;
    max-width: 85%;
    margin: 0 auto;
  }

  .row-menu>div, .row-1>div {
    display: flex;
    justify-content: center;
  }

  .row-menu>div {
    align-items: center;
  }

  .article-content {
    text-align: justify;
    background-color: gray;
    width: 80%;
    border: 2px;
    border-style: solid;
    box-sizing: border-box;
    border-color: black;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    padding: 10px;
    font-size: 18px;
  }

  .article-contentAlt {
    text-align: justify;
    background-color: lightgreen;
    width: 80%;
    border: 2px;
    border-style: solid;
    box-sizing: border-box;
    border-color: black;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    padding: 10px;
    font-size: 18px;
  }

  .article-contentFoto {
    text-align: justify;
    width: 80%;
    box-sizing: border-box;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    padding: 10px;
    font-size: 18px;
    align-items: center;
    margin: 0 center;
  }

  .h1-nadpisy {
    font-size: 30px;
    text-align: center;
    background-color: yellow;
    width: 100%;
    border: 1px;
    border-style: solid;
    box-sizing: border-box;
    border-color: black;
    font-family: 'Courier New', Courier, monospace;
  }

  .h1-nadpisyAlt {
    font-size: 30px;
    text-align: center;
    background-image: linear-gradient(-360deg, red, lightblue);
    width: 100%;
    border: 1px;
    border-style: solid;
    box-sizing: border-box;
    border-color: black;
    font-family: 'Courier New', Courier, monospace;
  }

  .h2-nadpisy {
    font-size: 24px;
    text-align: center;
    background-color: purple;
    width: 100%;
    border: 1px;
    border-style: solid;
    box-sizing: border-box;
    border-color: black;
  }

  header p {
    font-size: 24px;
    margin-top: 70px;
    margin-left: 30px;
    font-style: italic;
  }

  #smileIMG {
    margin-left: 70%;
    margin-bottom: 30px;
    max-width: 175px;
    height: auto;
  }

  .gallery {
    width: 100%;
    height: auto;
    max-width: 300px;
  }

  .work {
    width: 80%;
    height: auto;
    margin-left: 100px;
    float: left;
  }

  @media print {
    h1 {
      font-family: 'Times New Roman', Times, serif;
      font-size: 18px;
      background: none;
    }
    h2 {
      font-family: 'Times New Roman', Times, serif;
      font-size: 14px;
      background: none;
      page-break-after: avoid;
    }
    h3 {
      font-family: 'Times New Roman', Times, serif;
      font-size: 12px;
      background: none;
      page-break-after: avoid;
    }
    p {
      font-family: 'Times New Roman', Times, serif;
      font-size: 10px;
    }
    body, article {
      width: 100%;
      margin: 0;
      padding: 0;
    }
    @page {
      margin: 2cm;
    }
    img {
      max-width: 100%;
      page-break-inside: avoid;
    }
    article {
      page-break-before: always;
    }
  }