html, body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
}

main {
  max-width: 800px;
  margin: 0 auto;
  padding: 1rem;
}

nav {
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #ccc;
}

.navItemContainer {
  display: flex;
}

.user-email {
  display: block;
}

nav a {
  text-decoration: none;
  color: black;
  text-decoration: underline;
  margin: 0 1rem;
}

nav a:hover {
  text-decoration: underline;
}

.error-message {
  display: none;
  color: red;
  margin-bottom: 10px;
  padding: 10px;
  background-color: #ffebee;
  border: 1px solid #ffcdd2;
  border-radius: 4px;
}

.authForm {
  max-width: 400px;
  margin: 2rem auto;
  padding: 2rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.authForm input {
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.authForm button {
  padding: 0.5rem;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.authForm button:hover {
  background-color: #0056b3;
}

.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  
}

table th,
table td {
  padding: 0.75rem;
  text-align: left;
  border: 1px solid #ddd;
}

table th {
  background-color: #f4f4f4;
  font-weight: bold;
}

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

table tr:hover {
  background-color: #f1f1f1;
}

.phonebook {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.phonebook input {
  flex: 1 1 calc(25% - 1rem);
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.phonebook button {
  padding: 0.5rem 1rem;
  background-color: #28a745;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.phonebook button:hover {
  background-color: #218838;
}

@media (max-width: 600px) {
  .authForm {
    padding: 1rem;
  }

  .phonebook input {
    flex: 1 1 100%;
  }

  nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .navItemContainer {
    flex-direction: column;
    gap: 0.5rem;
    text-align: left;
  }

  /* nav a {
    margin: 0.5rem 0;
  } */
}