h1{text-align:center;
    color:white; 

}
.jumbotron{
background:tomato;
margin-left:25px;
margin-right:25px;
}
#crystals{
    display:grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    grid-gap: 20px;
    border: solid, 3px, white;
}
img{
    width:100%;
}
p{text-align:center;
color:white;}
body{background-image: url("../images/white-waves.png")}

footer{position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    border-top: 2px solid tomato;
    color: #ffffff;
    background-color:#666666;
    text-align: center;
margin-top:-50px;}


nav{width:99%;
    padding:25px;
    background-color:#ffffff;
    font-family:Georgia, 'Times New Roman', Times, serif;
    text-align:right;
padding-left:0px;
border-bottom:solid #cccccc 5px;
color:#777777;
}