table, th, tr, td {
  border: 2px solid;
  border-color: black;
}
table {
  border-collapse: collapse;
  width: 100%;
}

th {
  height: 70px;
  background-color: yellow;
  color: black;
}
td {
  text-align: center;
  padding: 15px;
}

tr:nth-child(even) {background-color: #f2f2f2;}
tr:hover {background-color: lime;}

body {
      background-image: url("fondogordo.jpg");
      background-repeat: no-repeat;
      background-size:1387px;
    }
    
h1 {
  color: #ffffff;
}