body {
    background-color: #eee;
    background-image: -webkit-radial-gradient(center center, circle cover, #373335, #0a0a0a);
    background-image:    -moz-radial-gradient(center center, circle cover, #373335, #0a0a0a);
    background-image:     -ms-radial-gradient(center center, circle cover, #373335, #0a0a0a);
    background-image:      -o-radial-gradient(center center, circle cover, #373335, #0a0a0a);
    background-image:         radial-gradient(center center, circle cover, #373335, #0a0a0a);
    color: #bdc3c7;
    font-family: 'montserrat', sans-serif;
    font-size: 18px;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    flex-direction: column;
}

* {
    margin: 0;
    padding: 0;
}

img {
    height: auto;
    max-width: 600px;
    width: 90%;
}