.yellow-bg{
    background-color: yellow;
    font-weight: bold;
}
.gray-bg{
    background-color: gray;
}

#year{
    color: red;
    font-weight: bold;
    font-style: italic;
}
/*lab2-3 */
.table{
    border-collapse: collapse;
    margin: 20px;
    padding: 10px;
}
td{
    border: 1px solid black;
    padding: 10px 20px;
    text-align: center;
}
tr:hover {
    background-color: #00e6e6; 
    cursor: pointer;
}