@import url("https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css");
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  padding: 20px;
}

table,
td {
    border: 1px solid #333;
}

thead,
tfoot {
    background-color: #333;
    color: #fff;
}