.container{
    width: 700px;
    margin: 0 auto;
}
.book-form {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 700px;
}

table {
  font-family: arial, sans-serif;
  margin-top: 10px;
  border-collapse: collapse;
  width: 700px;
}

td, th {
  border: 1px solid #c5c5c5;
  text-align: left;
  padding: 8px;
}

tr:nth-child(even) {
  background-color: #dddddd;
}
.delete-book-from-array{
  background-color: red;
  
}