table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  background-color: #fff;
}
table,
table th,
table td {
  border: 1px solid #d1d1d1;
}
table th,
table td {
  padding: 12px 8px;
  text-align: left;
  vertical-align: middle;
}
table tr:first-child th,
table tr:first-child td {
  background-color: #F3F3F3;
}