.wrapper {
    min-width: 100vw;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: whitesmoke;
}

h1 {
    display: block;
}

a {
    display: block;
    color: #333;
    font-family: Helvetica, Arial, sans-serif;
    font-size: 36px;
    text-decoration: none;
    padding-bottom: 10px;
}

a:hover,
a:focus {
    color: #111;
}

@media only screen and (min-width: 600px)  {
    a {
        font-size: 40px;
    }
}

@media only screen and (min-width: 900px)  {
    a {
        font-size: 58px;
    }
}

img {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 20%;
    max-width: 200px;
    opacity: 0.7;
}