html {background-color: cornsilk}

table,td,th{
    padding:20px;
    border-spacing: 10px;
    border:solid;
    border-collapse: separate;
}
td
{border:solid 1px;}
th {
    border-bottom:double 5px;
    border-bottom-style: ridge; 
    
}
tr:nth-child(2n) {
    background-color: aqua;
}

tr:hover {
    background-color: green;
    color: red
}
.column1{
    font-family: 'times New roman', times, serif
}