html {
    background-color: black;
    background-image: url('https://s-media-cache-ak0.pinimg.com/236x/23/7e/76/237e7642f265784c72439e93dc277894.jpg');
}
    .page-header {
    color: White;
    padding: 20px;
    font-size: 22px;
    text-align: center;
    font-weight: bold;
}
.introduction {
    background-color: black;
    padding: 20px;
    width: 600px;
    margin: 0 auto;
    margin-top: 30px;

    color: White;
    font-size: 20px;
    line-height: 130%;
}

.gallery {
    background-color: 
    padding: 30px;
    width: 1300px;
    margin: 0 auto;
    margin-top: 30px;
    text-align:center;
}

.gallery img {
    height: 195px;
    border-width: 3px;
    border-color: 
    border-style: 
    box-shadow: 3px 3px 5px 6px #000000;
    margin: 3px;
}

.main-menu a {
    background-color: #FFFFFF;
    border-color: #00DD00;
    font-weight: bold;
    display: inline-block;
    padding: 10px 10px;
}

.main-menu a:hover {
    background-color: #777676;
    color: #FA0303;
}

.info-section {
  background-color: black;
  padding: 20px;
  margin-top: 30px;
  margin-bottom: 30px;
  text-align: center;
  
  color: White;
    font-size: 20px;
    line-height: 130%;
}

.info-section2 {
  background-color: black;
  padding: 20px;
  margin-top: 30px;
  margin-bottom: 30px;
  text-align: center;
  
  color: White;
    font-size: 20px;
    line-height: 130%;
}