.word-dictionary {
  padding: 2rem 0;
  max-width: 1520px;
  width: 90%;
  margin: auto;
}
.word-dictionary .dictionary-group {
  margin-bottom: 3rem;
}
.word-dictionary .dictionary-group .dictionary-letter {
  font-size: 2rem;
  border-bottom: 2px solid #0073aa;
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
  color: #0073aa;
}
.word-dictionary .dictionary-group .dictionary-item {
  padding: 1rem;
  background: #f9f9f9;
  margin-bottom: 1rem;
  border-left: 4px solid #0073aa;
  transition: background 0.3s ease;
}
.word-dictionary .dictionary-group .dictionary-item:hover {
  background: #f0f8ff;
}
.word-dictionary .dictionary-group .dictionary-item .dictionary-word {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
  color: #0073aa;
}
.word-dictionary .dictionary-group .dictionary-item .dictionary-description {
  margin: 0;
  font-size: 0.95rem;
  color: #333;
}

html {
  scroll-behavior: smooth;
}

.word-dictionary .dictionary-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
  padding: 1rem;
  background: #f1f1f1;
  border: 1px solid #ddd;
  border-radius: 5px;
}
.word-dictionary .dictionary-nav a {
  display: inline-block;
  padding: 0.4rem 0.7rem;
  background: #0073aa;
  color: #fff;
  text-decoration: none;
  border-radius: 3px;
  font-weight: bold;
  transition: background 0.2s ease;
}
.word-dictionary .dictionary-nav a:hover {
  background: #005177;
}