#folder-right, #folder-left{
    min-height: 500px;
}

#folder-left li{
    font-size: 16px ;
    cursor: pointer; 
    
}

#folder-left li a{
    margin-left: 4px;
    font-weight: bold;
}

 #folder-left, #folder-right{
    background-color:  #fdfdfd;
}

.second-parent{
    border-bottom: 1px solid #ccc;
    padding: 20px 0;
}

#folder-left .second-parent li{
    margin: 25px 15px;
}