*{
    padding:0px;
    box-sizing: border-box;
    margin: 0px;
}
header > h1{
    margin: 20px;
    padding: 20px;
    text-align: center;
    background-color: #e2d669;
    border-radius: 6px ;

}
main{
    margin: 0px 20px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}
main > a:link{
    color: black;
}
main > a:visited{
    color:rgb(0, 17, 249)
}
main > a:hover{
    color: rgb(255, 0, 0);
}
main > a:active > div.folder{
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.59);
}
main > a> div.folder {
    width: 150px;
    height: 105px;
    margin: 0 auto;
    margin-top: 50px;
    text-align: center;
    padding-top:30px;
    position: relative;
    background-color: #e2d669;
    border-radius: 0 6px 6px 6px;
    box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.59);
}

main > a> div.folder::before {
    content: '';
    white-space: pre;
    width: 50%;
    height: 12px;
    border-radius: 0 20px 0 0;
    background-color: #e2d669;
    position: absolute;
    top: -12px;
    left: 0px;
}