h1,span{
    display: flex;
    justify-content: center;
    align-items: center;
    }
div{
    width: 20%;
    padding: 1em;
    background-color: black;
    border-radius: 1em;
}
span{
    text-transform: uppercase;
    color: white;
}
a{
    font-weight: bold;
    color: yellow;
}