@import url('https://fonts.googleapis.com/css2?family=Roboto+Slab&display=swap');

body {
    background-color: black;
    color: white;
    font-family: 'Roboto Slab';
    max-width: 1275px;
    margin: 0 auto;
    padding: 0 1em;
}

a {
    color: lime;
}

header, footer {
    background-color: darkblue;
    color: lightgray;
    padding: 1em;
    text-align: center;
    border-radius: 10px;
}

header {
    margin-bottom: 1em;
}

footer {
    margin-top: 1em;
}

#main {
    display: grid;
    grid-gap: 1em;
}

#main article {
    border: 3px;
    border-style: solid;
    border-color: darkgray;
    border-radius: 10px;
    text-align: center;
    padding: 0em 1em 1em 1em;
}

#main article img {
    width: 100%;
}

#main article h3 {
    border: 3px;
    border-style: solid;
    border-color: darkgray;
    border-radius: 10px;
    background-color: darkgreen;
    padding: 1em;
    margin: -2px -1em;
}