header{
    background-color: rgb(122, 30, 145);
    text-align: center;
    color: white;
    height: 100px;
    padding-top: 10px;
    font-size: 20px;
}
main{
    background-color: rgba(0, 255, 255, 0.16);
    display: flex;
    flex-wrap: wrap;
}
.box{
    font-size: 25px;
    flex-basis: 700px;
    margin: 0 auto;
    border: 1px solid black;
    margin-top: 30px;
    text-align: center;
    
}
.naslov2{
    text-align: center;
    font-weight: bolder;
}