.pb39h11c-layout {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  margin: 18px 0 24px;
}

.pb39h11c-tools,
.pb39h11c-workspace {
  min-width: 0;
}

.pb39h11c-tools {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.pb39h11c-tools > * {
  margin-bottom: 0 !important;
}

.pb39h11c-workspace {
  padding: 20px;
  background: #29313d;
  border: 1px solid #485364;
  border-radius: 16px;
}

.pb39h11c-workspace .luo-book-page-wrap {
  max-width: 100%;
  overflow-x: auto;
}

@media (max-width: 1099px) {
  .pb39h11c-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .pb39h11c-workspace {
    padding: 12px;
  }
}