body {
    background-color: aqua;
    font-family: "Comic Relief", system-ui;
    font-weight: 400;
    font-style: normal;
    height: 100%;
    width: 100%;
}

@media (min-width: 960px) {
    body {
        max-width: 960px;
        margin: 3em auto auto auto;
    }
}

.button-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

div:nth-child(5) {
    background-image: url("data:image/svg+xml;base64,d293LCB5b3UgYWN0dWFsbHkgYm90aGVyZWQgbG9va2luZyBoZXJlISB5b3VyIGNsdWVzIGZvciB0aGlzIG9uZTogYXV0aG9yLCBzb21ldGhpbmcga25pZmUgc29tZXRoaW5nIGV4Y3JldGlvbg==");
}