body {
  font-family: Arial, Helvetica, sans-serif;
  font-weight: bold;
  background-image: linear-gradient(lightgray, white);
  background-repeat: repeat-x;
  padding-top: 100px;
}

#app {
  display: flex;
  justify-content: center;
}

table {
  width: 50%;
}
table,
th,
td {
  border: 1px solid black;
  border-collapse: collapse;
}
th,
td {
  padding: 10px;
  text-align: left;
}
#table tr:nth-child(even) {
  background-color: #cce0ff;
}
#table tr:nth-child(odd) {
  background-color: #e5f7ff;
}
#table th {
  background-color: #21495b;
  color: white;
}


@media screen and (max-width: 1280px) {
  body {
    font-size: 10px;
    padding-top: 2px;
  }
  table {
    width: 100%;
  }
}