.tab {
  margin: auto;
}

.tab {
  border: 1px solid black;
  /* border-radius: 5px; */
  border-collapse: collapse;
}

.tab th {
  /* color: green; */
  border: 1px solid black;
  /* border-radius: 5px; */
  padding: 15px;
  font-size: large;
}

.tab td {
  /* color: deeppink; */
  border: 1px solid black;
  /* border-radius: 5px; */
  padding: 8px;
}

tr {
  background-color: whitesmoke;
}

/* #d2 tbody:nth-child(odd) {
    background-color: beige;
  }
  #d2 tbody:nth-child(even) {
    background-color: antiquewhite;
  }
   */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

.container {
  align-content: center;
  text-align: center;
}

.container h1 {
  margin-top: 0;
  font-size: 3rem;
}

.table1 {
  margin: 3rem;
}

.table1 td {
  padding: 10px;
}

tr:hover {
  background-color: gray;
  color: white;
}

#d1,#d2,#d3,#d4,#d5,#d6,#d7,#d8{
  border: 1px solid black;
  border-radius: 5px;
  margin:auto;
}