table{
    background-color: white;
    text-align: left;
    width: 100%;
    border-collapse: collapse;
    text-align: center;
}
th,td{
    padding:20px;
}
tr:nth-child(even){
    background-color:#ddd
    
}

tr:hover td{
    background-color:cadetblue;
    color: white;
}