#tab {
    padding-top: 3em;
    margin: 5em;
}

table {
    font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
    border-collapse: collapse;
    width: 100%;
}

table td, table th {
    border: 1px solid #ddd;
    padding: 8px;
}

table tr:nth-child(even) {
    background-color: #f2f2f2;
}

table tr:hover {
    background-color: #ddd;
}

table th {
    padding-top: 12px;
    padding-bottom: 12px;
    text-align: center;
    background-color: #0d8796;
    color: white;
    font-size: 1.2em;
    text-transform: capitalize;
}

@media (max-width: 600px) {
    #tab {
        padding-top: 3em;
        margin: 1em;
    }
}