body {
    font-family: Arial, sans-serif;    
}

h1 {
    text-align: center;
}

table {
    width: 120%;
    border-collapse: collapse;
    margin: 20px 0; font-family:serif;
    font-size: 18px;
    text-align: left;
}

th, td {
    padding: 13px;
    border-bottom: 4px solid #000000;
    border: 2px  solid #000000
}

thead {
    background-color: #3752346b;
}

tbody tr:nth-child  {
    background-color: #c0c0c0;
}

tbody tr:hover {
    background-color: #7a7a7a;
}