body {
  font-family: 'Lato', sans-serif;
  background: #f5f5f5;
  padding: 40px;
}



.container {
  background: white;
  padding: 30px;
  border-radius: 10px;
  max-width: 800px;
  margin: auto;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
a {
  text-decoration: none;
}
h1 {
  text-align: center;
}

form {
  display: flex;
  flex-direction: column;
}

ul {
  list-style: none;
  /* Rimuove i pallini */
  margin: 0;
  /* Elimina margine predefinito */
  padding: 0;
  /* Elimina padding predefinito */
}


label {
  margin-top: 10px;
}

input,
textarea {
  padding: 8px;
  margin-top: 5px;
}

button {
  margin-top: 20px;
  padding: 10px;
  background: #0078d7;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

table {
  width: 100%;
  border-collapse: collapse;
  /* unisce i bordi */
  margin-top: 20px;
  background: #fff;
  /* border-radius: 8px; */
  overflow: hidden;
  /* arrotonda anche i bordi interni */
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

th,
td {
  padding: 12px 16px;
  /* text-align: left; */
  border-bottom: 1px solid #ddd;
}

th {
  /* background: #0078d7; */
  /* color: white; */
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tr:nth-child(even) {
  background: #f9f9f9;
}

tr:hover {
  background: #eef6ff;
}

td {
  color: #333;
}

table tr.errorr td {
  color: red !important;
}


#isbnForm b {
  font-size: 3em;
}