* {
    margin: 0;
    padding: 0;
    font-family: 'Open Sans', sans-serif;
    box-sizing: border-box;
}

body {
	display: flex;
	justify-content: center;
	align-items: center;
    height: 100vh;
    background: linear-gradient(rgba(20, 26, 35,0.55),rgba(20, 26, 35, 0.55)), url("https://cdn.frenchsky.eu/assets/img/banner.jpg") no-repeat center;
    background-size: cover;
}

main {
    text-align: center;
}

.link {
    padding: 18px 0 18px 0;
    justify-content: center;
}

button {
    padding: 10px 25px;
    margin: 25px;
    font-size: 40px;
    font-weight: 700;
    color: #FFF;
    background-color: rgba(15, 199, 209, 0.75);
    box-shadow: 5px 6px 11px -1px #000000;
    cursor: pointer;
}

p {
    margin: 0;
    padding: 3px;
}

footer {
    position: fixed;
    height: 50px;
    width: 100%;
    bottom: 0;
}

.copyright {
    color: #FFF;
    line-height: 40px;
    font-size: 14px;
    text-align: center;
}

a {
    color: #48DBFB;
    text-decoration: none;
    font-weight: 400;
    font-size: 16px;
}