body {
  background-color: grey;
  color: black;
  font-family: Verdana;
}   
th, td {
  padding: 5px;
  text-align:center;
}
table, th, td {
  border: 1px solid black;
  border-collapse: collapse;
}
table {
  background-color:white;
}
td:nth-of-type(odd),th:nth-of-type(even) {
  background-color:#b8babc;
}