body {
    margin: 0;
}

#fotografie {
    width: 100%;
    height: 100%;
    background-image: url('../img/1.jpg');
    background-size: cover;
    background-position: center;
    margin: 10px;
}

.kolecko {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: transparent;
    border: 2px solid #ffffff;
    display: inline-block;
    margin: 5px;
    cursor: pointer;
}

.active {
    background-color: red;
}