body {
      font-family: "Segoe UI", sans-serif;
      background-color: #f7f9fc;
      color: #1c1c1c;
      margin: 0;
      padding: 2rem;
      line-height: 1.6;
      text-align: center;
    }   
    ul{
        list-style: none;
    }
    .container {
      max-width: 900px;
      margin: auto;
      background-color: #fff;
      padding: 2rem;
      box-shadow: 0 0 12px rgba(0, 0, 0, 0.05);
      border-radius: 8px;
    }
    h1 {
      font-size: 2.4rem;
      border-bottom: 3px solid #007acc;
      padding-bottom: 0.3rem;
      margin-bottom: 1.5rem;
    }
    h2 {
      color: #007acc;
      margin-top: 2rem;
    }
    a {
      color: #007acc;
      text-decoration: none;
    }
    a:hover {
      text-decoration: underline;
    }
    ul {
      padding-left: 1.3rem;
    }
    code {
      background: #f0f0f0;
      padding: 2px 4px;
      border-radius: 4px;
      font-size: 90%;
    }
/* Стиль для загрузки на весь экран */
#preloader {
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #0e0e0e;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.9s ease;
}

/* Круглый спиннер */
.spinner {
  width: 70px;
  height: 70px;
  border: 8px solid #444;
  border-top: 8px solid #00bfff;
  border-radius: 50%;
  animation: spin 1.5s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Текст "Загрузка..." */
.loading-text {
  margin-top: 20px;
  font-size: 20px;
  color: #ddd;
  font-family: sans-serif;
}