/* Global Styles */
* {
    box-sizing: border-box;
}
*::before, *::after {
    box-sizing: inherit;
}
html {
    font-size: 100%;
}
body {
   max-height: 100vh;
   max-width: 90%;
   margin: 0 auto;
   display: flex;
   justify-content: center;
   background-color: lightskyblue;
}

.container {
    width: 950px;
    margin: 0 auto;
}
.photoGallery {
    margin-top: 20px;
    display: grid;
    grid-template-columns: 1fr;
    grid-gap: 30px;
}
.photoGallery img {
    width: 90%;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(104,104,104,0.8);
}
header h1 {
    text-align: center;
    color: white;
}
ul {
    list-style: none;
    text-align: center;
}
li a {
    color: white;    
}
.photoGallery h2 {
    color: white;
    text-align: center;
}
.return {
    margin-top: 30px;
}
footer p {
    text-align: center;
    color:black;
    padding: 50px;
}