* {
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background-color: #f4f7fa;
  margin: 0;
  padding: 10px;
}

.container {
  max-width: 480px;
  margin: auto;
  background: white;
  padding: 16px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  text-align: center;
}

.logo {
  width: 100%;
  max-width: 200px;
  height: auto;
  margin-bottom: 10px;
}

h2, h3 {
  margin: 12px 0;
  font-size: 1.2rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 15px;
}

.input-group input {
  padding: 10px;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  width: 100%;
}

.input-group button {
  padding: 10px;
  font-size: 1rem;
  background: #1e90ff;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  width: 100%;
}

.input-group button:hover {
  background: #0d6efd;
}

.button-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

.button-group button {
  padding: 10px;
  background: #555;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
}

.button-group button:hover {
  background: #333;
}

ul {
  list-style: none;
  padding: 0;
  text-align: left;
  max-height: 200px;
  overflow-y: auto;
  margin-top: 15px;
}

li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid #eee;
  font-size: 0.95rem;
  word-break: break-word;
}

.edit-button {
  margin-left: 10px;
  padding: 4px 10px;
  font-size: 0.85rem;
  background: #ff9800;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.edit-button:hover {
  background: #e68900;
}

/* Responsive for larger screens */
@media (min-width: 600px) {
  .container {
    max-width: 700px;
    padding: 24px;
  }

  h2, h3 {
    font-size: 1.5rem;
  }

  .input-group {
    flex-direction: row;
    gap: 10px;
  }

  .input-group input {
    flex: 1;
    margin: 0;
  }

  .input-group button {
    width: auto;
    white-space: nowrap;
  }

  .button-group {
    flex-direction: row;
    justify-content: space-between;
  }

  .button-group button {
    flex: 1;
  }

  .logo {
    max-width: 250px;
  }
}