html {
    background-color: purple;
    background-image: url('Images/c7b211872270d843954ab4ec3c1d2a4a.jpg');
}
    .page-header {
    background-color: black;
    color: gray;
    padding: 20px;
}
    img{
      height: 300px;
    }
    .font-color{
     color: pink;
    }
    .gallery {
    background-color: white;
    padding: 50px;
    width: 600px;
    margin: 40px auto;
    margin-top: 30px;
    text-align:center;
}
.gallery img {
    height: 150px;
    border-width: 5px;
    border-color: #FFFFFF;
    border-style: solid;
    box-shadow: 3px 3px 5px 6px #000000;
    margin: 30px;
}