body {
    color: rgb(0, 165, 177); /*213, 228*/
    background-color: rgb(164, 240, 255);
} 
#vissza {
    color: rgb(0, 165, 177); /*213, 228*/
    text-decoration: none;
    position: absolute;
    top: 15px;
    left: 15px;
}
h1 {
    font-family: 'Spirax', cursive;;
}
img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 60%
}