span[class=busy] {
    width: 100%;
    margin: 2px 0;
    box-sizing: border-box;
    border: none;
    background-color: #DF8080;
}

table {
    border-collapse: collapse;
}

th {
    border: 0px solid black;
    text-align: center;
}

table, td {
    border: 1px solid black;
}

tr:nth-child(even) {
    background-color: #eeffef
}