* {
    font: 'Raleway', sans-serif;
    font-size: 16px;
}
body {
    margin: 0;
    padding: 20px;
    background: black;
    width: 100%;
    height: 100vh;
}
.contenedor {
    width: 100%;
    height: 100%;
    display: grid;
    justify-content: center;
    align-content: center;
}
.box {
    width: 400px;
    height: 240px;
    padding: 20px;
    display: block;
    background: white;
    text-align: center;
    border-radius: 10px;
}
img {
    width: 140px;
    margin-bottom: 20px;
}
a {
    display: block;
    background: rgba(1,1,1,.2);
    margin: 2px;
    padding: 7px;
    text-decoration: none;
    color: black;
}