*{
    margin: 0;
    padding: 0;
}

h1{
    padding: 0px 20px;
}
h2{
    padding: 0px 60px 20px;
color: darkgoldenrod;
}

.banner img{
    width: 100%;
}
.photo-gallery{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 1em;

  }
img {
width: 250px;
vertical-align: middle;
box-shadow: 10px 10px 8px #888888;
  }

.photo-gallery img{
    margin: 0 auto;
}

ul li {
    display: flex;
    text-decoration: none;
    list-style: none;
    display: flex;
  }


ul  li a{
    text-decoration: none;
padding: 10px;
  }

  a{
    width: 80px;
    color: white;
    background-color: teal;
  }
    
.intro{
    margin: 50px 150px;
    text-align: center;
    font-size: 1.1em;
    line-height: 1.3em;
    letter-spacing: 3px;
}
a:hover{
    background-color:  hsl(180, 100%,15%);
 }
  
  .links a:hover{
     background-color:  hsl(180, 100%,15%);
  }

ul{
    display: flex;
    justify-content: center;
}

  @media screen and (max-width: 800px) {
      .photo-gallery{
grid-template-columns: 1fr 1fr;
  }
  
  .photo-gallery img{

    margin: 0 auto;
}
  }

  @media screen and (max-width: 600px) {
      .photo-gallery{
          grid-template-columns: 1fr;
      }
      
      .photo-gallery img{

        margin: 0 auto;
    }
  }

  .copyright{
      width: 100%;
      height: 40px;
      padding-top: 5px;
      background-color: teal;
      color: white;
      margin-top: 50px;
      bottom: 0;
      align-items: center;
      align-content: center;
  }

  a {
    list-style: none;
    text-decoration: none;


  }
  
  .links a{
      background-color: teal;
  }

  .links a {
      width: 100px;
    margin: 20px;
    border-radius: 30px;
    padding: 20px;
    text-align: center;
}

.galleries ul{
    background-color: teal;
}