dl {
    color: white;

}
dt:nth-child(n+1) {
    margin-top: 10px;
}
dt {
    margin-left: 30px;
}
dd {
    margin-left: 60px;
}







#kontener {
    position: relative;

    border: black dotted 2px;

    height: 300px;

    display: flex;
    flex-direction: row;

    flex-wrap: wrap;
}







#kontener div {
    width: 200px;
    height: 100px;
    background-color: black;
}







#kontener div:nth-child(1) {
    flex: 0 0 1000px;
    background-color: red;
}

#kontener div:nth-child(2) {
    flex: 0 0 auto;
    background-color: green;
}

#kontener div:nth-child(3) {
    flex: 0 0 auto; 
    background-color: blue;
}