body{
    background-color: #f1e9d2;
    margin: 5%; 
}

img{
    width: 100%; position: relative;    
}

a {
    text-decoration: none;
    display: inline-block;
    padding: 8px 16px;
}

a:hover {
    background-color: #ddd;
    color: black;
}

.previous {
    background-color: #f1f1f1;
    color: black;
}

.next {
    background-color: #f1f1f1;
    color: black;
}

.round {
    border-radius: 50%;
}