.tile {
    width: 100px;
    height: 100px;
    margin: 5px;
    display: inline-block;
    transition: transform 1s;
    -webkit-transition: -webkit-transform 1s;
    opacity: 0.8;
}

h1 {
    font-size: 12em;
    width: 1320px;
    margin-left: auto;
    margin-right: auto;
}

nav {
    width: 1320px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 100px;
    text-align: center;
}

li {
    list-style-type: none;
    font-size: 2em;
    margin-left: 50px;
    display: inline;
}

li:after {
    content: '.';
}

a {
    text-decoration: none;
    color: rgb(135,140,145);
    cursor: pointer;
}

a:hover {
    text-decoration: none;
    color: rgb(237,28,36);
}

main {
    background-color: rgb(245,250,255);
    width: 1320px;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    margin-top: 100px;
    margin-bottom: 100px;
    padding: 100px;
}

body {
    background-color: rgb(235,240,245);
    color: rgb(135,140,145);
    font-family: Helvetica, sans-serif;
    line-height: 0;
    zoom: 0.5;
}